List of php.ini directives

This list includes the php.ini directives you can set to configure your PHP setup.

The "Changeable" column shows the modes determining when and where a directive may be set. See the Changeable mode values section for their definitions.

Configuration options
Name Default Changeable Changelog
allow_call_time_pass_reference "1" PHP_INI_PERDIR PHP_INI_ALL in PHP 4.0.0. Removed in PHP 5.4.0.
allow_url_fopen "1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 4.3.4.
allow_url_include "0" PHP_INI_ALL PHP_INI_SYSTEM in PHP 5. Available since PHP 5.2.0.
always_populate_raw_post_data "0" PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3. Available since PHP 4.1.0.
apc.cache_by_default "1" PHP_INI_ALL PHP_INI_SYSTEM in APC <= 3.0.12. Available since APC 3.0.0.
apc.enabled "1" PHP_INI_SYSTEM PHP_INI_SYSTEM in APC 2. PHP_INI_ALL in APC <= 3.0.12.
apc.enable_cli "0" PHP_INI_SYSTEM Available since APC 3.0.7.
apc.file_update_protection "2" PHP_INI_SYSTEM Available since APC 3.0.6.
apc.filters NULL PHP_INI_SYSTEM  
apc.gc_ttl "3600" PHP_INI_SYSTEM  
apc.include_once_override "0" PHP_INI_SYSTEM Available since APC 3.0.12.
apc.localcache "0" PHP_INI_SYSTEM Available since APC 3.0.14.
apc.localcache.size "512" PHP_INI_SYSTEM Available since APC 3.0.14.
apc.max_file_size "1M" PHP_INI_SYSTEM Available since APC 3.0.7.
apc.mmap_file_mask NULL PHP_INI_SYSTEM  
apc.num_files_hint "1000" PHP_INI_SYSTEM  
apc.optimization "0" PHP_INI_ALL PHP_INI_SYSTEM in APC 2. Removed in APC 3.0.13.
apc.report_autofilter "0" PHP_INI_SYSTEM Available since APC 3.0.11.
apc.rfc1867 "0" PHP_INI_SYSTEM Available since APC 3.0.13.
apc.rfc1867_freq "0" PHP_INI_SYSTEM  
apc.rfc1867_name "APC_UPLOAD_PROGRESS" PHP_INI_SYSTEM  
apc.rfc1867_prefix "upload_" PHP_INI_SYSTEM  
apc.shm_segments "1" PHP_INI_SYSTEM  
apc.shm_size "30" PHP_INI_SYSTEM  
apc.slam_defense "0" PHP_INI_SYSTEM Available since APC 3.0.0.
apc.stat "1" PHP_INI_SYSTEM Available since APC 3.0.10.
apc.stat_ctime "0" PHP_INI_SYSTEM Available since APC 3.0.13.
apc.ttl "0" PHP_INI_SYSTEM Available since APC 3.0.0.
apc.user_entries_hint "4096" PHP_INI_SYSTEM Available since APC 3.0.0.
apc.user_ttl "0" PHP_INI_SYSTEM Available since APC 3.0.0.
apc.write_lock "1" PHP_INI_SYSTEM Available since APC 3.0.11.
apd.bitmask "0" PHP_INI_ALL Removed in apd 0.9.
apd.dumpdir NULL PHP_INI_ALL  
apd.statement_tracing "0" PHP_INI_ALL Available since apd 0.9.
arg_separator "&" PHP_INI_ALL Removed in PHP 4.0.6.
arg_separator.input "&" PHP_INI_PERDIR Available since PHP 4.0.5.
arg_separator.output "&" PHP_INI_ALL Available since PHP 4.0.5.
asp_tags "0" PHP_INI_PERDIR PHP_INI_ALL in PHP 4.0.0.
assert.active "1" PHP_INI_ALL  
assert.bail "0" PHP_INI_ALL  
assert.callback NULL PHP_INI_ALL  
assert.quiet_eval "0" PHP_INI_ALL  
assert.warning "1" PHP_INI_ALL  
async_send "0" PHP_INI_ALL Available since PHP 4.2.0. Removed in PHP 4.3.0.
auto_append_file NULL PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3.
auto_detect_line_endings "0" PHP_INI_ALL Available since PHP 4.3.0.
auto_globals_jit "1" PHP_INI_PERDIR Available since PHP 5.0.0.
auto_prepend_file NULL PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3.
axis2.client_home "~/work/axisc/c/deply" PHP_INI_ALL  
axis2.enable_exception "1" PHP_INI_ALL  
axis2.enable_trace "1" PHP_INI_ALL  
axis2.log_path "/tmp" PHP_INI_ALL  
bcmath.scale "0" PHP_INI_ALL  
bcompiler.enabled "1" PHP_INI_ALL Available since bcompiler 0.8.
birdstep.max_links "-1" PHP_INI_ALL Available since PHP 4.2.0.
blenc.key_file "/usr/local/etc/blenckeys" PHP_INI_ALL  
browscap NULL PHP_INI_SYSTEM  
cgi.check_shebang_line "1" PHP_INI_SYSTEM Available since PHP 5.2.1.
cgi.discard_path "0" PHP_INI_SYSTEM Available since PHP 5.3.0.
cgi.fix_pathinfo "1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.3.0.
cgi.force_redirect "1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.2.0.
cgi.nph "0" PHP_INI_ALL Available since PHP 4.3.5.
cgi.redirect_status_env NULL PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.2.0.
cgi.rfc2616_headers "0" PHP_INI_ALL Available since PHP 4.3.0.
child_terminate "0" PHP_INI_ALL Available since PHP 4.0.5.
cli.pager "" PHP_INI_ALL Available since PHP 5.4.0.
cli.prompt "\\b \\> " PHP_INI_ALL Available since PHP 5.4.0.
cli_server.color "0" PHP_INI_ALL Available since PHP 5.4.0.
coin_acceptor.autoreset "On" PHP_INI_ALL Removed in coin_acceptor 0.2.
coin_acceptor.auto_initialize "Off" PHP_INI_ALL Available since coin_acceptor 0.2.
coin_acceptor.auto_reset "On" PHP_INI_ALL Available since coin_acceptor 0.2.
coin_acceptor.command_function "Off" PHP_INI_ALL Available since coin_acceptor 0.3.
coin_acceptor.delay "53132" PHP_INI_ALL Removed in coin_acceptor 0.2.
coin_acceptor.delay_coins "53132" PHP_INI_ALL Available since coin_acceptor 0.2.
coin_acceptor.delay_prom "55748" PHP_INI_ALL Available since coin_acceptor 0.2.
coin_acceptor.device "/dev/ttyS1" PHP_INI_ALL Removed in coin_acceptor 0.2.
coin_acceptor.lock_on_close "Off" PHP_INI_ALL Available since coin_acceptor 0.2.
coin_acceptor.start_unlocked "On" PHP_INI_ALL Available since coin_acceptor 0.2.
com.allow_dcom "0" PHP_INI_SYSTEM Available since PHP 4.0.5.
com.autoregister_casesensitive "1" PHP_INI_ALL PHP_INI_SYSTEM in PHP 4. Available since PHP 4.1.0.
com.autoregister_typelib "0" PHP_INI_ALL PHP_INI_SYSTEM in PHP 4. Available since PHP 4.1.0.
com.autoregister_verbose "0" PHP_INI_ALL PHP_INI_SYSTEM in PHP 4. Available since PHP 4.1.0.
com.code_page "" PHP_INI_ALL Available since PHP 5.0.0.
com.typelib_file "" PHP_INI_SYSTEM Available since PHP 4.0.5.
crack.default_dictionary NULL PHP_INI_PERDIR PHP_INI_SYSTEM in crack <= 0.2. Available since PHP 4.0.5. Removed in PHP 5.0.0.
curl.cainfo NULL PHP_INI_SYSTEM Available since PHP 5.3.7.
daffodildb.default_host "localhost" PHP_INI_ALL  
daffodildb.default_password "daffodil" PHP_INI_ALL  
daffodildb.default_socket NULL PHP_INI_ALL  
daffodildb.default_user "DAFFODIL" PHP_INI_ALL  
daffodildb.port "3456" PHP_INI_ALL  
date.default_latitude "31.7667" PHP_INI_ALL Available since PHP 5.0.0.
date.default_longitude "35.2333" PHP_INI_ALL Available since PHP 5.0.0.
date.sunrise_zenith "90.583333" PHP_INI_ALL Available since PHP 5.0.0.
date.sunset_zenith "90.583333" PHP_INI_ALL Available since PHP 5.0.0.
date.timezone "" PHP_INI_ALL Available since PHP 5.1.0.
dba.default_handler "" PHP_INI_ALL Available since PHP 4.3.3.
dbx.colnames_case "unchanged" PHP_INI_SYSTEM Available since PHP 4.3.0. Removed in PHP 5.1.0.
default_charset "" PHP_INI_ALL  
default_mimetype "text/html" PHP_INI_ALL  
default_socket_timeout "60" PHP_INI_ALL Available since PHP 4.3.0.
define_syslog_variables "0" PHP_INI_ALL Removed in PHP 5.4.0.
detect_unicode "1" PHP_INI_ALL Available since PHP 5.1.0. This deprecated feature will certainly be removed in the future.
disable_classes "" php.ini only Available since PHP 4.3.2.
disable_functions "" php.ini only Available since PHP 4.0.1.
display_errors "1" PHP_INI_ALL  
display_startup_errors "0" PHP_INI_ALL Available since PHP 4.0.3.
docref_ext "" PHP_INI_ALL Available since PHP 4.3.2.
docref_root "" PHP_INI_ALL Available since PHP 4.3.0.
doc_root NULL PHP_INI_SYSTEM  
enable_dl "1" PHP_INI_SYSTEM This deprecated feature will certainly be removed in the future.
engine "1" PHP_INI_ALL Available since PHP 4.0.5.
error_append_string NULL PHP_INI_ALL  
error_log NULL PHP_INI_ALL  
error_prepend_string NULL PHP_INI_ALL  
error_reporting NULL PHP_INI_ALL  
etpan.default.charset "utf-8" PHP_INI_ALL  
etpan.default.protocol "imap" PHP_INI_ALL  
exif.decode_jis_intel "JIS" PHP_INI_ALL Available since PHP 4.3.0.
exif.decode_jis_motorola "JIS" PHP_INI_ALL Available since PHP 4.3.0.
exif.decode_unicode_intel "UCS-2LE" PHP_INI_ALL Available since PHP 4.3.0.
exif.decode_unicode_motorola "UCS-2BE" PHP_INI_ALL Available since PHP 4.3.0.
exif.encode_jis "" PHP_INI_ALL Available since PHP 4.3.0.
exif.encode_unicode "ISO-8859-15" PHP_INI_ALL Available since PHP 4.3.0.
exit_on_timeout "" PHP_INI_ALL Available since PHP 5.3.0
expect.logfile "" PHP_INI_ALL  
expect.loguser "1" PHP_INI_ALL  
expect.timeout "10" PHP_INI_ALL  
expose_php "1" php.ini only  
extension NULL php.ini only  
extension_dir "/path/to/php" PHP_INI_SYSTEM  
fastcgi.impersonate "0" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.3.0.
fastcgi.logging "1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 5.2.0. Available since PHP 4.4.0.
fbsql.allow_persistant "1" PHP_INI_SYSTEM Available since PHP 4.0.6. Removed in PHP 4.2.0.
fbsql.allow_persistent "1" PHP_INI_SYSTEM Available since PHP 4.2.0.
fbsql.autocommit "1" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.batchSize "1000" PHP_INI_SYSTEM Available since PHP 4.2.0. Removed in PHP 5.1.0.
fbsql.batchsize "1000" PHP_INI_ALL Available since PHP 5.1.0.
fbsql.default_database "" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.default_database_password "" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.default_host NULL PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.default_password "" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.default_user "_SYSTEM" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.generate_warnings "0" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.max_connections "128" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.max_links "128" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.max_persistent "-1" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.max_results "128" PHP_INI_SYSTEM Available since PHP 4.0.6.
fbsql.mbatchSize "1000" PHP_INI_SYSTEM Available since PHP 4.0.6. Removed in PHP 4.2.0.
fbsql.show_timestamp_decimals "0" PHP_INI_SYSTEM Available since PHP 5.1.5.
file_uploads "1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 4.2.3. Available since PHP 4.0.3.
filter.default "unsafe_raw" PHP_INI_PERDIR PHP_INI_ALL in filter <= 0.9.4. Available since PHP 5.2.0.
filter.default_flags NULL PHP_INI_PERDIR PHP_INI_ALL in filter <= 0.9.4. Available since PHP 5.2.0.
from "" PHP_INI_ALL  
gd.jpeg_ignore_warning "0" PHP_INI_ALL Available since PHP 5.1.3.
geoip.custom_directory NULL PHP_INI_ALL Available since geoip 1.0.1.
geoip.database_standard "GeoIP.dat" PHP_INI_ALL Removed in geoip 1.0.1.
gpc_order "GPC" PHP_INI_ALL Removed in PHP 5.0.0.
hidef.ini_path (char*)default_ini_path PHP_INI_SYSTEM  
highlight.bg "#FFFFFF" PHP_INI_ALL Removed in PHP 5.4.0.
highlight.comment "#FF8000" PHP_INI_ALL  
highlight.default "#0000BB" PHP_INI_ALL  
highlight.html "#000000" PHP_INI_ALL  
highlight.keyword "#007700" PHP_INI_ALL  
highlight.string "#DD0000" PHP_INI_ALL  
html_errors "1" PHP_INI_ALL PHP_INI_SYSTEM in PHP <= 4.2.3. Available since PHP 4.0.2.
htscanner.config_file ".htaccess" PHP_INI_SYSTEM  
htscanner.default_docroot "/" PHP_INI_SYSTEM  
htscanner.default_ttl "300" PHP_INI_SYSTEM Available since htscanner 0.6.0.
htscanner.stop_on_error "0" PHP_INI_SYSTEM Available since htscanner 0.7.0.
http.allowed_methods "" PHP_INI_ALL Available since pecl_http 0.4.0. Removed in pecl_http 1.0.0.
http.allowed_methods_log "" PHP_INI_ALL Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.cache_log "" PHP_INI_ALL Available since pecl_http 0.8.0. Removed in pecl_http 1.0.0.
http.composite_log "" PHP_INI_ALL Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.etag.mode "MD5" PHP_INI_ALL Available since pecl_http 1.0.0.
http.etag_mode "MD5" PHP_INI_ALL Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.force_exit "1" PHP_INI_ALL Available since pecl_http 0.18.0.
http.log.allowed_methods "" PHP_INI_ALL Available since pecl_http 1.0.0.
http.log.cache "" PHP_INI_ALL Available since pecl_http 1.0.0.
http.log.composite "" PHP_INI_ALL Available since pecl_http 1.0.0.
http.log.not_found "" PHP_INI_ALL Available since pecl_http 1.0.0.
http.log.redirect "" PHP_INI_ALL Available since pecl_http 1.0.0.
http.ob_deflate_auto "0" PHP_INI_PERDIR Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.ob_deflate_flags "0" PHP_INI_ALL Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.ob_inflate_auto "0" PHP_INI_PERDIR Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.ob_inflate_flags "0" PHP_INI_ALL Available since pecl_http 0.21.0. Removed in pecl_http 1.0.0.
http.only_exceptions "0" PHP_INI_ALL Available since pecl_http 0.11.0.
http.persistent.handles.ident "GLOBAL" PHP_INI_ALL Available since pecl_http 1.5.0.
http.persistent.handles.limit "-1" PHP_INI_SYSTEM Available since pecl_http 1.5.0.
http.redirect_log "" PHP_INI_ALL Available since pecl_http 0.12.0. Removed in pecl_http 1.0.0.
http.request.datashare.connect "0" PHP_INI_SYSTEM Available since pecl_http 1.3.0.
http.request.datashare.cookie "0" PHP_INI_SYSTEM Available since pecl_http 1.3.0.
http.request.datashare.dns "1" PHP_INI_SYSTEM Available since pecl_http 1.3.0.
http.request.datashare.ssl "0" PHP_INI_SYSTEM Available since pecl_http 1.3.0.
http.request.methods.allowed "" PHP_INI_ALL Available since pecl_http 1.0.0.
http.request.methods.custom "" PHP_INI_PERDIR Available since pecl_http 1.0.0.
http.send.deflate.start_auto "0" PHP_INI_PERDIR Available since pecl_http 1.0.0.
http.send.deflate.start_flags "0" PHP_INI_ALL Available since pecl_http 1.0.0.
http.send.inflate.start_auto "0" PHP_INI_PERDIR Available since pecl_http 1.0.0.
http.send.inflate.start_flags "0" PHP_INI_ALL Available since pecl_http 1.0.0.
http.send.not_found_404 "1" PHP_INI_ALL Available since pecl_http 1.0.0.
hyerwave.allow_persistent "0" PHP_INI_SYSTEM Removed in PHP 4.3.2.
hyperwave.allow_persistent "0" PHP_INI_SYSTEM Available since PHP 4.3.2. Removed in PHP 5.0.0.
hyperwave.default_port "418" PHP_INI_ALL Removed in PHP 5.0.0.
ibase.allow_persistent "1" PHP_INI_SYSTEM  
ibase.dateformat "%Y-%m-%d" PHP_INI_ALL  
ibase.default_charset NULL PHP_INI_ALL Available since PHP 5.0.0.
ibase.default_db NULL PHP_INI_SYSTEM Available since PHP 5.0.0.
ibase.default_password NULL PHP_INI_ALL  
ibase.default_user NULL PHP_INI_ALL  
ibase.max_links "-1" PHP_INI_SYSTEM  
ibase.max_persistent "-1" PHP_INI_SYSTEM  
ibase.timeformat "%H:%M:%S" PHP_INI_ALL  
ibase.timestampformat "%Y-%m-%d %H:%M:%S" PHP_INI_ALL  
ibm_db2.binmode "1" PHP_INI_ALL  
ibm_db2.i5_allow_commit "0" PHP_INI_SYSTEM Available since ibm_db2 1.4.9.
ibm_db2.i5_dbcs_alloc "0" PHP_INI_SYSTEM Available since ibm_db2 1.5.0.
ibm_db2.instance_name NULL PHP_INI_SYSTEM Available since ibm_db2 1.0.2.
iconv.input_encoding "ISO-8859-1" PHP_INI_ALL Available since PHP 4.0.5.
iconv.internal_encoding "ISO-8859-1" PHP_INI_ALL Available since PHP 4.0.5.
iconv.output_encoding "ISO-8859-1" PHP_INI_ALL Available since PHP 4.0.5.
ifx.allow_persistent "1" PHP_INI_SYSTEM Removed in PHP 5.2.1.
ifx.blobinfile "1" PHP_INI_ALL Removed in PHP 5.2.1.
ifx.byteasvarchar "0" PHP_INI_ALL Removed in PHP 5.2.1.
ifx.charasvarchar "0" PHP_INI_ALL Removed in PHP 5.2.1.
ifx.default_host NULL PHP_INI_SYSTEM Removed in PHP 5.2.1.
ifx.default_password NULL PHP_INI_SYSTEM Removed in PHP 5.2.1.
ifx.default_user NULL PHP_INI_SYSTEM Removed in PHP 5.2.1.
ifx.max_links "-1" PHP_INI_SYSTEM Removed in PHP 5.2.1.
ifx.max_persistent "-1" PHP_INI_SYSTEM Removed in PHP 5.2.1.
ifx.nullformat "0" PHP_INI_ALL Removed in PHP 5.2.1.
ifx.textasvarchar "0" PHP_INI_ALL Removed in PHP 5.2.1.
ignore_repeated_errors "0" PHP_INI_ALL Available since PHP 4.3.0.
ignore_repeated_source "0" PHP_INI_ALL Available since PHP 4.3.0.
ignore_user_abort "0" PHP_INI_ALL  
imlib2.font_cache_max_size "524288" PHP_INI_ALL  
imlib2.font_path "/usr/share/php/fonts/" PHP_INI_ALL  
implicit_flush "0" PHP_INI_ALL PHP_INI_PERDIR in PHP <= 4.2.3.
include_path ".;/path/to/php/pear" PHP_INI_ALL  
ingres.allow_persistent "1" PHP_INI_SYSTEM Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.array_index_start "1" PHP_INI_ALL Available since ingres 1.4.0.
ingres.blob_segment_length "4096" PHP_INI_ALL Available since ingres 1.2.0.
ingres.cursor_mode "0" PHP_INI_ALL Available since ingres 1.1.
ingres.default_database NULL PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.default_password NULL PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.default_user NULL PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.max_links "-1" PHP_INI_SYSTEM Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.max_persistent "-1" PHP_INI_SYSTEM Available since PHP 4.0.2. Removed in PHP 5.1.0.
ingres.report_db_warnings "1" PHP_INI_ALL Available since ingres 1.1.
ingres.timeout "-1" PHP_INI_ALL Available since ingres 1.4.0.
ingres.trace_connect "0" PHP_INI_ALL Available since ingres 1.2.1.
ircg.control_user "nobody" PHP_INI_ALL Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.keep_alive_interval "60" PHP_INI_ALL Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.max_format_message_sets "12" PHP_INI_ALL Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.shared_mem_size "6000000" PHP_INI_ALL Available since PHP 5.0.0. Removed in PHP 5.1.0.
ircg.work_dir "/tmp/ircg" PHP_INI_ALL Available since PHP 5.0.0. Removed in PHP 5.1.0.
last_modified "0" PHP_INI_ALL Available since PHP 4.0.5.
ldap.base_dn NULL PHP_INI_ALL Removed in PHP 4.2.0.
ldap.max_links "-1" PHP_INI_SYSTEM  
log.dbm_dir "" PHP_INI_ALL Removed in PHP 4.0.1.
log_errors "0" PHP_INI_ALL  
log_errors_max_len "1024" PHP_INI_ALL Available since PHP 4.3.0.
magic_quotes_gpc "1" PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3. Deprecated in PHP 5.3.0. Removed in PHP 5.4.0.
magic_quotes_runtime "0" PHP_INI_ALL Removed in PHP 5.4.0.
magic_quotes_sybase "0" PHP_INI_ALL Removed in PHP 5.4.0.
mail.add_x_header "0" PHP_INI_PERDIR Available since PHP 5.3.0.
mail.force_extra_parameters NULL php.ini only Available since PHP 5.0.0.
mail.log "" PHP_INI_ALL Available since PHP 5.3.0.
mailparse.def_charset "us-ascii" PHP_INI_ALL Available since PHP 4.1.0. Removed in PHP 4.2.0.
maxdb.default_db NULL PHP_INI_ALL  
maxdb.default_host NULL PHP_INI_ALL  
maxdb.default_pw NULL PHP_INI_ALL  
maxdb.default_user NULL PHP_INI_ALL  
maxdb.long_readlen "200" PHP_INI_ALL  
max_execution_time "30" PHP_INI_ALL  
max_input_nesting_level "64" PHP_INI_PERDIR Available since PHP 4.4.8 and PHP 5.2.3.
max_input_vars 1000 PHP_INI_PERDIR Available since PHP 5.3.9.
max_input_time "-1" PHP_INI_PERDIR Available since PHP 4.3.0.
mbstring.detect_order NULL PHP_INI_ALL Available since PHP 4.0.6.
mbstring.encoding_translation "0" PHP_INI_PERDIR Available since PHP 4.3.0.
mbstring.func_overload "0" PHP_INI_SYSTEM PHP_INI_SYSTEM in PHP <= 4.2.3; PHP_INI_SYSTEM | PHP_INI_PERDIR from PHP 4.3 through 5.2.6. Available since PHP 4.2.0.
mbstring.http_input "pass" PHP_INI_ALL Available since PHP 4.0.6.
mbstring.http_output "pass" PHP_INI_ALL Available since PHP 4.0.6.
mbstring.internal_encoding NULL PHP_INI_ALL Available since PHP 4.0.6.
mbstring.language "neutral" PHP_INI_ALL Available since PHP 4.3.0.; PHP_INI_PERDIR in PHP <= 5.2.6
mbstring.script_encoding NULL PHP_INI_ALL Available since PHP 4.3.0.
mbstring.strict_detection "0" PHP_INI_ALL Available since PHP 5.1.2.
mbstring.substitute_character NULL PHP_INI_ALL Available since PHP 4.0.6.
mcrypt.algorithms_dir NULL PHP_INI_ALL Available since PHP 4.0.2.
mcrypt.modes_dir NULL PHP_INI_ALL Available since PHP 4.0.2.
memcache.allow_failover "1" PHP_INI_ALL Available since memcache 2.0.2.
memcache.chunk_size "8192" PHP_INI_ALL Available since memcache 2.0.2.
memcache.default_port "11211" PHP_INI_ALL Available since memcache 2.0.2.
memcache.hash_function "crc32" PHP_INI_ALL Available since memcache 2.2.0.
memcache.hash_strategy "standard" PHP_INI_ALL Available since memcache 2.2.0.
memcache.max_failover_attempts "20" PHP_INI_ALL Available since memcache 2.1.0.
memory_limit "128M" PHP_INI_ALL  
mime_magic.debug "0" PHP_INI_SYSTEM Available since PHP 5.0.0.
mime_magic.magicfile "/path/to/php/magic.mime" PHP_INI_SYSTEM Available since PHP 4.3.0.
msql.allow_persistent "1" PHP_INI_ALL  
msql.max_links "-1" PHP_INI_ALL  
msql.max_persistent "-1" PHP_INI_ALL  
mssql.allow_persistent "1" PHP_INI_SYSTEM  
mssql.batchsize "0" PHP_INI_ALL Available since PHP 4.0.4.
mssql.charset "" PHP_INI_ALL Available since PHP 5.1.2.
mssql.compatability_mode "0" PHP_INI_ALL  
mssql.connect_timeout "5" PHP_INI_ALL  
mssql.datetimeconvert "1" PHP_INI_ALL Available since PHP 4.2.0.
mssql.max_links "-1" PHP_INI_SYSTEM  
mssql.max_persistent "-1" PHP_INI_SYSTEM  
mssql.max_procs "-1" PHP_INI_ALL Available since PHP 4.3.0.
mssql.min_error_severity "10" PHP_INI_ALL  
mssql.min_message_severity "10" PHP_INI_ALL  
mssql.secure_connection "0" PHP_INI_SYSTEM Available since PHP 4.3.0.
mssql.textlimit "-1" PHP_INI_ALL  
mssql.textsize "-1" PHP_INI_ALL  
mssql.timeout "60" PHP_INI_ALL Available since PHP 4.1.0.
mysql.allow_persistent "1" PHP_INI_SYSTEM  
mysql.connect_timeout "60" PHP_INI_ALL PHP_INI_SYSTEM in PHP <= 4.3.2. Available since PHP 4.3.0.
mysql.default_host NULL PHP_INI_ALL  
mysql.default_password NULL PHP_INI_ALL  
mysql.default_port NULL PHP_INI_ALL  
mysql.default_socket NULL PHP_INI_ALL Available since PHP 4.0.1.
mysql.default_user NULL PHP_INI_ALL  
mysql.max_links "-1" PHP_INI_SYSTEM  
mysql.max_persistent "-1" PHP_INI_SYSTEM  
mysql.trace_mode "0" PHP_INI_ALL Available since PHP 4.3.0.
mysqli.default_host NULL PHP_INI_ALL Available since PHP 5.0.0.
mysqli.default_port "3306" PHP_INI_ALL Available since PHP 5.0.0.
mysqli.default_pw NULL PHP_INI_ALL Available since PHP 5.0.0.
mysqli.default_socket NULL PHP_INI_ALL Available since PHP 5.0.0.
mysqli.default_user NULL PHP_INI_ALL Available since PHP 5.0.0.
mysqli.max_links "-1" PHP_INI_SYSTEM Available since PHP 5.0.0.
mysqli.reconnect "0" PHP_INI_SYSTEM Available since PHP 5.0.0.
namazu.debugmode "0" PHP_INI_ALL  
namazu.lang NULL PHP_INI_ALL  
namazu.loggingmode "0" PHP_INI_ALL  
namazu.sortmethod NULL PHP_INI_ALL  
namazu.sortorder NULL PHP_INI_ALL  
nsapi.read_timeout "60" PHP_INI_ALL Available since PHP 4.3.3.
oci8.default_prefetch "10" PHP_INI_SYSTEM Available since PHP 5.1.2.
oci8.max_persistent "-1" PHP_INI_SYSTEM Available since PHP 5.1.2.
oci8.old_oci_close_semantics "0" PHP_INI_SYSTEM Available since PHP 5.1.2.
oci8.persistent_timeout "-1" PHP_INI_SYSTEM Available since PHP 5.1.2.
oci8.ping_interval "60" PHP_INI_SYSTEM Available since PHP 5.1.2.
oci8.privileged_connect "0" PHP_INI_SYSTEM Available since PHP 5.1.2.
oci8.statement_cache_size "20" PHP_INI_SYSTEM Available since PHP 5.1.2.
odbc.allow_persistent "1" PHP_INI_SYSTEM  
odbc.check_persistent "1" PHP_INI_SYSTEM  
odbc.defaultbinmode "1" PHP_INI_ALL  
odbc.defaultlrl "4096" PHP_INI_ALL  
odbc.default_db NULL PHP_INI_ALL  
odbc.default_pw NULL PHP_INI_ALL  
odbc.default_user NULL PHP_INI_ALL  
odbc.max_links "-1" PHP_INI_SYSTEM  
odbc.max_persistent "-1" PHP_INI_SYSTEM  
odbtp.datetime_format "object" PHP_INI_ALL  
odbtp.detach_default_queries "0" PHP_INI_ALL  
odbtp.guid_format "string" PHP_INI_ALL Available since odbtp 1.1.3.
odbtp.interface_file "/usr/local/share/odbtp.conf" PHP_INI_ALL  
odbtp.truncation_errors "1" PHP_INI_ALL  
opendirectory.default_separator "/" PHP_INI_ALL Removed in opendirectory 0.2.2.
opendirectory.max_refs "-1" PHP_INI_ALL  
opendirectory.separator "/" PHP_INI_ALL Available since opendirectory 0.2.2.
open_basedir NULL PHP_INI_ALL PHP_INI_SYSTEM in PHP < 5.2.3.
oracle.allow_persistent "-1" PHP_INI_ALL Removed in PHP 5.1.0.
oracle.max_links "-1" PHP_INI_ALL Removed in PHP 5.1.0.
oracle.max_persistent "-1" PHP_INI_ALL Removed in PHP 5.1.0.
output_buffering "0" PHP_INI_PERDIR  
output_handler NULL PHP_INI_PERDIR Available since PHP 4.0.4.
pam.servicename "php" PHP_INI_ALL  
pcre.backtrack_limit "1000000" PHP_INI_ALL Available since PHP 5.2.0.
pcre.recursion_limit "100000" PHP_INI_ALL Available since PHP 5.2.0.
pdo.dsn.*   php.ini only Available since PHP 5.1.0.
pdo_odbc.connection_pooling "strict" PHP_INI_ALL Available since PHP 5.1.0.
pdo_odbc.db2_instance_name NULL PHP_INI_SYSTEM Available since PHP 5.1.1. This deprecated feature will certainly be removed in the future.
pfpro.defaulthost "test-payflow.verisign.com" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.defaultport "443" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.defaulttimeout "30" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxyaddress "" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxylogon "" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxypassword "" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pfpro.proxyport "" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 5.1.0.
pgsql.allow_persistent "1" PHP_INI_SYSTEM  
pgsql.auto_reset_persistent "0" PHP_INI_SYSTEM Available since PHP 4.2.0.
pgsql.ignore_notice "0" PHP_INI_ALL Available since PHP 4.3.0.
pgsql.log_notice "0" PHP_INI_ALL Available since PHP 4.3.0.
pgsql.max_links "-1" PHP_INI_SYSTEM  
pgsql.max_persistent "-1" PHP_INI_SYSTEM  
phar.extract_list "" PHP_INI_ALL Available since phar 1.1.0.
phar.readonly "1" PHP_INI_ALL  
phar.require_hash "1" PHP_INI_ALL  
enable_post_data_reading On PHP_INI_PERDIR Available since PHP 5.4.0.
post_max_size "8M" PHP_INI_PERDIR PHP_INI_SYSTEM in PHP <= 4.2.3. Available since PHP 4.0.3.
precision "14" PHP_INI_ALL  
printer.default_printer "" PHP_INI_ALL Available since PHP 4.0.6. Removed in PHP 4.1.1.
python.append_path "" PHP_INI_ALL  
python.prepend_path "." PHP_INI_ALL  
realpath_cache_size "16K" PHP_INI_SYSTEM Available since PHP 5.1.0.
realpath_cache_ttl "120" PHP_INI_SYSTEM Available since PHP 5.1.0.
register_argc_argv "1" PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3.
register_globals "0" PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3. Deprecated in PHP 5.3.0. Removed in PHP 5.4.0.
register_long_arrays "1" PHP_INI_PERDIR Available since PHP 5.0.0. Deprecated in PHP 5.3.0. Removed in PHP 5.4.0.
report_memleaks "1" PHP_INI_ALL Available since PHP 4.3.0.
report_zend_debug "1" PHP_INI_ALL Available since PHP 5.0.0.
request_order "" PHP_INI_PERDIR Added in PHP 5.3.0
runkit.internal_override "0" PHP_INI_SYSTEM  
runkit.superglobal "" PHP_INI_PERDIR  
safe_mode "0" PHP_INI_SYSTEM Removed in PHP 5.4.0.
safe_mode_allowed_env_vars "PHP_" PHP_INI_SYSTEM Removed in PHP 5.4.0.
safe_mode_exec_dir "" PHP_INI_SYSTEM Removed in PHP 5.4.0.
safe_mode_gid "0" PHP_INI_SYSTEM Available since PHP 4.1.0. Removed in PHP 5.4.0.
safe_mode_include_dir NULL PHP_INI_SYSTEM Available since PHP 4.1.0. Removed in PHP 5.4.0.
safe_mode_protected_env_vars "LD_LIBRARY_PATH" PHP_INI_SYSTEM Removed in PHP 5.4.0.
sendmail_from NULL PHP_INI_ALL  
sendmail_path "/usr/sbin/sendmail -t -i" PHP_INI_SYSTEM  
serialize_precision "17" PHP_INI_ALL Available since PHP 4.3.2. Until PHP 5.3.5, the default value was 100.
session.auto_start "0" PHP_INI_ALL  
session.bug_compat_42 "1" PHP_INI_ALL Available since PHP 4.3.0. Removed in PHP 5.4.0.
session.bug_compat_warn "1" PHP_INI_ALL Available since PHP 4.3.0. Removed in PHP 5.4.0.
session.cache_expire "180" PHP_INI_ALL  
session.cache_limiter "nocache" PHP_INI_ALL  
session.cookie_domain "" PHP_INI_ALL  
session.cookie_httponly "" PHP_INI_ALL Available since PHP 5.2.0.
session.cookie_lifetime "0" PHP_INI_ALL  
session.cookie_path "/" PHP_INI_ALL  
session.cookie_secure "" PHP_INI_ALL Available since PHP 4.0.4.
session.entropy_file "" PHP_INI_ALL  
session.entropy_length "0" PHP_INI_ALL  
session.gc_dividend "100" PHP_INI_ALL Available since PHP 4.3.0. Removed in PHP 4.3.2.
session.gc_divisor "100" PHP_INI_ALL Available since PHP 4.3.2.
session.gc_maxlifetime "1440" PHP_INI_ALL  
session.gc_probability "1" PHP_INI_ALL  
session.hash_bits_per_character "4" PHP_INI_ALL Available since PHP 5.0.0.
session.hash_function "0" PHP_INI_ALL Available since PHP 5.0.0.
session.name "PHPSESSID" PHP_INI_ALL  
session.referer_check "" PHP_INI_ALL  
session.save_handler "files" PHP_INI_ALL  
session.save_path "" PHP_INI_ALL  
session.serialize_handler "php" PHP_INI_ALL  
session.use_cookies "1" PHP_INI_ALL  
session.use_only_cookies "1" PHP_INI_ALL Available since PHP 4.3.0.
session.use_trans_sid "0" PHP_INI_ALL PHP_INI_ALL in PHP <= 4.2.3. PHP_INI_PERDIR in PHP < 5. Available since PHP 4.0.3.
session_pgsql.create_table "1" PHP_INI_SYSTEM  
session_pgsql.db "host=localhost dbname=php_session user=nobody" PHP_INI_SYSTEM  
session_pgsql.disable "0" PHP_INI_SYSTEM  
session_pgsql.failover_mode "0" PHP_INI_SYSTEM  
session_pgsql.gc_interval "3600" PHP_INI_SYSTEM  
session_pgsql.keep_expired "0" PHP_INI_SYSTEM  
session_pgsql.sem_file_name "/tmp/php_session_pgsql" PHP_INI_SYSTEM  
session_pgsql.serializable "0" PHP_INI_SYSTEM  
session_pgsql.short_circuit "0" PHP_INI_SYSTEM  
session_pgsql.use_app_vars "0" PHP_INI_SYSTEM  
session_pgsql.vacuum_interval "21600" PHP_INI_SYSTEM  
short_open_tag "1" PHP_INI_ALL PHP_INI_ALL in PHP 4.0.0. PHP_INI_PERDIR in PHP < 5.3.0
simple_cvs.authMethod "0" PHP_INI_ALL  
simple_cvs.compressionLevel "0" PHP_INI_ALL  
simple_cvs.cvsRoot "0" PHP_INI_ALL  
simple_cvs.host "0" PHP_INI_ALL  
simple_cvs.moduleName "0" PHP_INI_ALL  
simple_cvs.userName "0" PHP_INI_ALL  
simple_cvs.workingDir "0" PHP_INI_ALL  
SMTP "localhost" PHP_INI_ALL  
smtp_port "25" PHP_INI_ALL Available since PHP 4.3.0.
soap.wsdl_cache "1" PHP_INI_ALL Available since PHP 5.1.5.
soap.wsdl_cache_dir "/tmp" PHP_INI_ALL Available since PHP 5.0.0.
soap.wsdl_cache_enabled "1" PHP_INI_ALL Available since PHP 5.0.0.
soap.wsdl_cache_limit "5" PHP_INI_ALL Available since PHP 5.1.5.
soap.wsdl_cache_ttl "86400" PHP_INI_ALL Available since PHP 5.0.0.
sql.safe_mode "0" PHP_INI_SYSTEM  
sqlite.assoc_case "0" PHP_INI_ALL Available since PHP 5.0.0.
sybase.allow_persistent "1" PHP_INI_ALL PHP_INI_ALL in PHP <= 4.0.2. PHP_INI_SYSTEM in PHP <= 4.0.3.
sybase.hostname NULL PHP_INI_ALL Removed in PHP 4.0.2.
sybase.interface_file "" PHP_INI_ALL  
sybase.login_timeout "0" PHP_INI_ALL Removed in PHP 4.0.2.
sybase.max_links "-1" PHP_INI_ALL PHP_INI_ALL in PHP <= 4.0.2. PHP_INI_SYSTEM in PHP <= 4.0.3.
sybase.max_persistent "-1" PHP_INI_ALL PHP_INI_ALL in PHP <= 4.0.2. PHP_INI_SYSTEM in PHP <= 4.0.3.
sybase.min_client_severity "10" PHP_INI_ALL Removed in PHP 4.0.2.
sybase.min_error_severity "10" PHP_INI_ALL  
sybase.min_message_severity "10" PHP_INI_ALL  
sybase.min_server_severity "10" PHP_INI_ALL Removed in PHP 4.0.2.
sybase.timeout "0" PHP_INI_ALL Removed in PHP 4.0.2.
sybct.allow_persistent "1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 4.0.2. Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.deadlock_retry_count "0" PHP_INI_ALL Available since PHP 4.3.0.
sybct.hostname NULL PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.login_timeout "-1" PHP_INI_ALL Available since PHP 4.0.2.
sybct.max_links "-1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 4.0.2. Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.max_persistent "-1" PHP_INI_SYSTEM PHP_INI_ALL in PHP <= 4.0.2. Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.min_client_severity "10" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.min_server_severity "10" PHP_INI_ALL Available since PHP 4.0.2. Removed in PHP 4.0.3.
sybct.packet_size "0" PHP_INI_ALL Available since PHP 4.3.5.
sybct.timeout "0" PHP_INI_ALL Available since PHP 4.0.2.
sysvshm.init_mem "10000" PHP_INI_ALL  
tidy.clean_output "0" PHP_INI_USER PHP_INI_PERDIR in PHP 5. Available since PHP 5.0.0.
tidy.default_config "" PHP_INI_SYSTEM Available since PHP 5.0.0.
track_errors "0" PHP_INI_ALL  
track_vars "1" PHP_INI_ALL Removed in PHP 4.0.3.
unserialize_callback_func NULL PHP_INI_ALL Available since PHP 4.2.0.
uploadprogress.file.filename_template "/tmp/upt_%s.txt" PHP_INI_ALL  
upload_max_filesize "2M" PHP_INI_PERDIR PHP_INI_ALL in PHP <= 4.2.3.
max_file_uploads 20 PHP_INI_SYSTEM Available since PHP 5.2.12.
upload_tmp_dir NULL PHP_INI_SYSTEM  
url_rewriter.tags "a=href,area=href,frame=src,form=,fieldset=" PHP_INI_ALL Available since PHP 4.0.4.
user_agent NULL PHP_INI_ALL Available since PHP 4.3.0.
user_dir NULL PHP_INI_SYSTEM  
user_ini.cache_ttl "300" PHP_INI_SYSTEM Available since PHP 5.3.0.
user_ini.filename ".user.ini" PHP_INI_SYSTEM Available since PHP 5.3.0.
valkyrie.auto_validate "0" PHP_INI_ALL  
valkyrie.config_path NULL PHP_INI_ALL  
variables_order "EGPCS" PHP_INI_PERDIR PHP_INI_ALL in PHP <= 5.0.5.
velocis.max_links "-1" PHP_INI_ALL Removed in PHP 4.2.0.
vld.active "0" PHP_INI_SYSTEM  
vld.execute "1" PHP_INI_SYSTEM Available since vld 0.8.0.
vld.skip_append "0" PHP_INI_SYSTEM Available since vld 0.8.0.
vld.skip_prepend "0" PHP_INI_SYSTEM Available since vld 0.8.0.
windows_show_crt_warning "0" PHP_INI_ALL Available since PHP 5.4.0.
xbithack "0" PHP_INI_ALL Available since PHP 4.0.5.
xdebug.auto_profile "0" PHP_INI_ALL Removed in Xdebug 2.0.0.
xdebug.auto_profile_mode "0" PHP_INI_ALL Removed in Xdebug 2.0.0.
xdebug.auto_trace "0" PHP_INI_ALL  
xdebug.collect_includes "1" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.collect_params "0" PHP_INI_ALL  
xdebug.collect_return "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.collect_vars "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.default_enable "1" PHP_INI_ALL PHP_INI_SYSTEM in Xdebug 1.
xdebug.dump.COOKIE NULL PHP_INI_ALL  
xdebug.dump.ENV NULL PHP_INI_ALL  
xdebug.dump.FILES NULL PHP_INI_ALL  
xdebug.dump.GET NULL PHP_INI_ALL  
xdebug.dump.POST NULL PHP_INI_ALL  
xdebug.dump.REQUEST NULL PHP_INI_ALL  
xdebug.dump.SERVER NULL PHP_INI_ALL  
xdebug.dump.SESSION NULL PHP_INI_ALL  
xdebug.dump_globals "1" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.dump_once "1" PHP_INI_ALL  
xdebug.dump_undefined "0" PHP_INI_ALL  
xdebug.extended_info "1" PHP_INI_SYSTEM Available since Xdebug 2.0.0.
xdebug.idekey "" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.manual_url "http://www.php.net" PHP_INI_ALL  
xdebug.max_nesting_level "100" PHP_INI_ALL  
xdebug.output_dir "/tmp" PHP_INI_PERDIR PHP_INI_SYSTEM in Xdebug <= 1.2.0. Removed in Xdebug 2.0.0.
xdebug.profiler_aggregate "0" PHP_INI_PERDIR Available since Xdebug 2.0.0.
xdebug.profiler_append "0" PHP_INI_PERDIR Available since Xdebug 2.0.0.
xdebug.profiler_enable "0" PHP_INI_PERDIR Available since Xdebug 2.0.0.
xdebug.profiler_enable_trigger "0" PHP_INI_PERDIR Available since Xdebug 2.0.0.
xdebug.profiler_output_dir "/tmp" PHP_INI_PERDIR Available since Xdebug 2.0.0.
xdebug.profiler_output_name "cachegrind.out.%p" PHP_INI_PERDIR Available since Xdebug 2.0.0.
xdebug.remote_autostart "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.remote_enable "0" PHP_INI_PERDIR  
xdebug.remote_handler "dbgp" PHP_INI_ALL  
xdebug.remote_host "localhost" PHP_INI_ALL  
xdebug.remote_log "" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.remote_mode "req" PHP_INI_ALL  
xdebug.remote_port "9000" PHP_INI_ALL  
xdebug.show_exception_trace "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.show_local_vars "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.show_mem_delta "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.trace_format "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.trace_options "0" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.trace_output_dir "/tmp" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.trace_output_name "trace.%c" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.var_display_max_children "128" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.var_display_max_data "512" PHP_INI_ALL Available since Xdebug 2.0.0.
xdebug.var_display_max_depth "3" PHP_INI_ALL Available since Xdebug 2.0.0.
xmlrpc_errors "0" PHP_INI_SYSTEM Available since PHP 4.1.0.
xmlrpc_error_number "0" PHP_INI_ALL Available since PHP 4.1.0.
xmms.path "/usr/bin/xmms" PHP_INI_ALL  
xmms.session "0" PHP_INI_ALL  
y2k_compliance "1" PHP_INI_ALL Removed in PHP 5.4.0.
yami.response.timeout "5" PHP_INI_ALL Available since yami 1.0.1.
yaz.keepalive "120" PHP_INI_ALL  
yaz.log_file NULL PHP_INI_ALL Available since PHP 4.3.0. Removed in PHP 5.0.0.
yaz.log_mask NULL PHP_INI_ALL Available since yaz 1.0.3.
yaz.max_links "100" PHP_INI_ALL Available since PHP 4.3.0. Removed in PHP 5.0.0.
zend.enable_gc "1" PHP_INI_ALL Available since PHP 5.3.0.
zend.multibyte "0" PHP_INI_PERDIR Available since PHP 5.4.0.
zend.script_encoding NULL PHP_INI_ALL Available since PHP 5.4.0
zend.signal_check "0" PHP_INI_SYSTEM Available since PHP 5.4.0
zend.ze1_compatibility_mode "0" PHP_INI_ALL Available since PHP 5.0.0. Removed in PHP 5.3.0.
zend_extension NULL php.ini only  
zend_extension_debug NULL php.ini only  
zend_extension_debug_ts NULL php.ini only  
zend_extension_ts NULL php.ini only  
zlib.output_compression "0" PHP_INI_ALL Available since PHP 4.0.5.
zlib.output_compression_level "-1" PHP_INI_ALL Available since PHP 4.3.0.
zlib.output_handler "" PHP_INI_ALL Available since PHP 4.3.0.