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List of php.ini directives

This list includes the php.ini directives that can be used to configure PHP.

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_url_fopen "1" INI_SYSTEM  
allow_url_include "0" INI_SYSTEM Deprecated as of PHP 7.4.0.
arg_separator.input "&" INI_PERDIR  
arg_separator.output "&" INI_ALL  
assert.active "1" INI_ALL  
assert.bail "0" INI_ALL  
assert.callback null INI_ALL  
assert.exception "0" INI_ALL  
assert.quiet_eval "0" INI_ALL Removed as of PHP 8.0.0
assert.warning "1" INI_ALL  
auto_append_file null INI_PERDIR  
auto_detect_line_endings "0" INI_ALL  
auto_globals_jit "1" INI_PERDIR  
auto_prepend_file null INI_PERDIR  
bcmath.scale "0" INI_ALL  
browscap null INI_SYSTEM  
cgi.check_shebang_line "1" INI_SYSTEM  
cgi.discard_path "0" INI_SYSTEM  
cgi.fix_pathinfo "1" INI_SYSTEM  
cgi.force_redirect "1" INI_SYSTEM  
cgi.nph "0" INI_ALL  
cgi.redirect_status_env null INI_SYSTEM  
cgi.rfc2616_headers "0" INI_ALL  
child_terminate "0" INI_ALL  
cli.pager "" INI_ALL  
cli.prompt "\\b \\> " INI_ALL  
cli_server.color "0" INI_ALL  
com.allow_dcom "0" INI_SYSTEM  
com.autoregister_typelib "0" INI_ALL  
com.autoregister_verbose "0" INI_ALL  
com.autoregister_casesensitive "1" INI_ALL  
com.code_page "" INI_ALL  
com.dotnet_version "" INI_SYSTEM As of PHP 8.0.0
com.typelib_file "" INI_SYSTEM  
curl.cainfo NULL INI_SYSTEM  
date.default_latitude "31.7667" INI_ALL  
date.default_longitude "35.2333" INI_ALL  
date.sunrise_zenith "90.833333" INI_ALL Prior to PHP 8.0.0, the default was "90.583333"
date.sunset_zenith "90.833333" INI_ALL Prior to PHP 8.0.0, the default was "90.583333"
date.timezone "UTC" INI_ALL From PHP 8.2, a warning is emitted when setting this to an invalid value or an empty string.
dba.default_handler DBA_DEFAULT INI_ALL
default_charset "UTF-8" INI_ALL  
input_encoding "" INI_ALL  
output_encoding "" INI_ALL  
internal_encoding "" INI_ALL  
default_mimetype "text/html" INI_ALL  
default_socket_timeout "60" INI_ALL  
disable_classes "" php.ini only  
disable_functions "" php.ini only  
display_errors "1" INI_ALL  
display_startup_errors "1" INI_ALL Prior to PHP 8.0.0, the default value was "0".
docref_ext "" INI_ALL  
docref_root "" INI_ALL  
doc_root null INI_SYSTEM  
enable_dl "1" INI_SYSTEM This deprecated feature will certainly be removed in the future.
enable_post_data_reading "On" INI_PERDIR  
engine "1" INI_ALL  
error_append_string null INI_ALL  
error_log null INI_ALL  
error_log_mode 0o644 INI_ALL Available as of PHP 8.2.0
error_prepend_string null INI_ALL  
error_reporting null INI_ALL  
exif.encode_unicode "ISO-8859-15" INI_ALL  
exif.decode_unicode_motorola "UCS-2BE" INI_ALL  
exif.decode_unicode_intel "UCS-2LE" INI_ALL  
exif.encode_jis "" INI_ALL  
exif.decode_jis_motorola "JIS" INI_ALL  
exif.decode_jis_intel "JIS" INI_ALL  
exit_on_timeout "" INI_ALL  
expect.timeout "10" INI_ALL  
expect.loguser "1" INI_ALL  
expect.logfile "" INI_ALL  
expect.match_max "" INI_ALL  
expose_php "1" php.ini only  
extension null php.ini only  
extension_dir "/path/to/php" INI_SYSTEM  
fastcgi.impersonate "0" INI_SYSTEM  
fastcgi.logging "1" INI_SYSTEM  
file_uploads "1" INI_SYSTEM  
filter.default "unsafe_raw" INI_PERDIR Deprecated as of PHP 8.1.0.
filter.default_flags NULL INI_PERDIR  
from "" INI_ALL  
gd.jpeg_ignore_warning "1" INI_ALL  
geoip.custom_directory "" INI_ALL
hard_timeout "2" INI_SYSTEM Available as of PHP 7.1.0.
highlight.comment "#FF8000" INI_ALL  
highlight.default "#0000BB" INI_ALL  
highlight.html "#000000" INI_ALL  
highlight.keyword "#007700" INI_ALL  
highlight.string "#DD0000" INI_ALL  
html_errors "1" INI_ALL  
ibase.allow_persistent "1" INI_SYSTEM  
ibase.max_persistent "-1" INI_SYSTEM  
ibase.max_links "-1" INI_SYSTEM  
ibase.default_db NULL INI_SYSTEM  
ibase.default_user NULL INI_ALL  
ibase.default_password NULL INI_ALL  
ibase.default_charset NULL INI_ALL  
ibase.timestampformat "%Y-%m-%d %H:%M:%S" INI_ALL  
ibase.dateformat "%Y-%m-%d" INI_ALL  
ibase.timeformat "%H:%M:%S" INI_ALL  
ibm_db2.binmode "1" INI_ALL  
ibm_db2.i5_all_pconnect "0" INI_SYSTEM Available as of ibm_db2 1.6.5.
ibm_db2.i5_allow_commit "0" INI_SYSTEM Available as of ibm_db2 1.4.9.
ibm_db2.i5_blank_userid "0" INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.i5_char_trim "0" INI_SYSTEM Available as of ibm_db2 2.1.0.
ibm_db2.i5_dbcs_alloc "0" INI_SYSTEM Available as of ibm_db2 1.5.0.
ibm_db2.i5_guard_profile "0" INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.i5_ignore_userid "0" INI_SYSTEM Available as of ibm_db2 1.8.0.
ibm_db2.i5_job_sort "0" INI_SYSTEM Available as of ibm_db2 1.8.4.
ibm_db2.i5_log_verbose "0" INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.i5_max_pconnect "0" INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.i5_override_ccsid "0" INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.i5_servermode_subsystem NULL INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.i5_sys_naming "0" INI_SYSTEM Available as of ibm_db2 1.9.7.
ibm_db2.instance_name NULL INI_SYSTEM Available as of ibm_db2 1.0.2.
iconv.input_encoding "" INI_ALL Deprecated in PHP 5.6.0.
iconv.output_encoding "" INI_ALL Deprecated in PHP 5.6.0.
iconv.internal_encoding "" INI_ALL Deprecated in PHP 5.6.0.
ignore_repeated_errors "0" INI_ALL  
ignore_repeated_source "0" INI_ALL  
ignore_user_abort "0" INI_ALL  
implicit_flush "0" INI_ALL  
include_path ".:/path/to/php/pear" INI_ALL  
intl.default_locale   INI_ALL  
intl.error_level 0 INI_ALL  
intl.use_exceptions 0 INI_ALL Available since PECL 3.0.0a1
last_modified "0" INI_ALL  
ldap.max_links "-1" INI_SYSTEM  
log_errors "0" INI_ALL  
log_errors_max_len "1024" INI_ALL  
mail.add_x_header "0" INI_PERDIR  
mail.force_extra_parameters null php.ini only  
mail.log "" INI_PERDIR  
max_execution_time "30" INI_ALL  
max_input_nesting_level "64" INI_PERDIR  
max_input_vars 1000 INI_PERDIR  
max_input_time "-1" INI_PERDIR  
mbstring.language "neutral" INI_ALL  
mbstring.detect_order NULL INI_ALL  
mbstring.http_input "pass" INI_ALL Deprecated
mbstring.http_output "pass" INI_ALL Deprecated
mbstring.internal_encoding NULL INI_ALL Deprecated
mbstring.substitute_character NULL INI_ALL  
mbstring.func_overload "0" INI_SYSTEM Deprecated as of PHP 7.2.0; removed as of PHP 8.0.0.
mbstring.encoding_translation "0" INI_PERDIR  
mbstring.http_output_conv_mimetypes "^(text/|application/xhtml\+xml)" INI_ALL  
mbstring.strict_detection "0" INI_ALL  
mbstring.regex_retry_limit "1000000" INI_ALL Available as of PHP 7.4.0.
mbstring.regex_stack_limit "100000" INI_ALL Available as of PHP 7.3.5.
mcrypt.algorithms_dir null INI_ALL  
mcrypt.modes_dir null INI_ALL  
memcache.allow_failover "1" INI_ALL Available since memcache 2.0.2.
memcache.max_failover_attempts "20" INI_ALL Available since memcache 2.1.0.
memcache.chunk_size "8192" INI_ALL Available since memcache 2.0.2.
memcache.default_port "11211" INI_ALL Available since memcache 2.0.2.
memcache.hash_strategy "standard" INI_ALL Available since memcache 2.2.0.
memcache.hash_function "crc32" INI_ALL Available since memcache 2.2.0.
memcache.protocol ascii INI_ALL Supported since memcache 3.0.0
memcache.redundancy 1 INI_ALL Supported since memcache 3.0.0
memcache.session_redundancy 2 INI_ALL Supported since memcache 3.0.0
memcache.compress_threshold 20000 INI_ALL Supported since memcache 3.0.3
memcache.lock_timeout 15 INI_ALL Supported since memcache 3.0.4
memory_limit "128M" INI_ALL  
mysql.allow_local_infile "1" INI_SYSTEM  
mysql.allow_persistent "1" INI_SYSTEM  
mysql.max_persistent "-1" INI_SYSTEM  
mysql.max_links "-1" INI_SYSTEM  
mysql.trace_mode "0" INI_ALL  
mysql.default_port NULL INI_ALL  
mysql.default_socket NULL INI_ALL  
mysql.default_host NULL INI_ALL  
mysql.default_user NULL INI_ALL  
mysql.default_password NULL INI_ALL  
mysql.connect_timeout "60" INI_ALL  
mysqli.allow_local_infile "0" INI_SYSTEM Before PHP 7.2.16 and 7.3.3 the default was "1".
mysqli.local_infile_directory   INI_SYSTEM Available as of PHP 8.1.0.
mysqli.allow_persistent "1" INI_SYSTEM  
mysqli.max_persistent "-1" INI_SYSTEM  
mysqli.max_links "-1" INI_SYSTEM  
mysqli.default_port "3306" INI_ALL  
mysqli.default_socket NULL INI_ALL  
mysqli.default_host NULL INI_ALL  
mysqli.default_user NULL INI_ALL  
mysqli.default_pw NULL INI_ALL  
mysqli.reconnect "0" INI_SYSTEM Removed as of PHP 8.2.0
mysqli.rollback_on_cached_plink "0" INI_SYSTEM  
mysqlnd.collect_statistics "1" INI_SYSTEM  
mysqlnd.collect_memory_statistics "0" INI_SYSTEM  
mysqlnd.debug "" INI_SYSTEM  
mysqlnd.log_mask 0 INI_ALL  
mysqlnd.mempool_default_size 16000 INI_ALL  
mysqlnd.net_read_timeout "86400" INI_ALL Before PHP 7.2.0 the default value was "31536000" and the changeability was INI_SYSTEM
mysqlnd.net_cmd_buffer_size "4096" INI_SYSTEM  
mysqlnd.net_read_buffer_size "32768" INI_SYSTEM  
mysqlnd.sha256_server_public_key "" INI_PERDIR  
mysqlnd.trace_alloc "" INI_SYSTEM  
mysqlnd.fetch_data_copy 0 INI_ALL Removed as of PHP 8.1.0
oci8.connection_class "" INI_ALL  
oci8.default_prefetch "100" INI_SYSTEM  
oci8.events Off INI_SYSTEM  
oci8.max_persistent "-1" INI_SYSTEM  
oci8.old_oci_close_semantics Off INI_SYSTEM Deprecated as of PHP 8.1.0.
oci8.persistent_timeout "-1" INI_SYSTEM  
oci8.ping_interval "60" INI_SYSTEM  
oci8.prefetch_lob_size "0" INI_SYSTEM Available since PECL OCI8 3.2.
oci8.privileged_connect Off INI_SYSTEM  
oci8.statement_cache_size "20" INI_SYSTEM  
odbc.allow_persistent "1" INI_SYSTEM  
odbc.check_persistent "1" INI_SYSTEM  
odbc.max_persistent "-1" INI_SYSTEM  
odbc.max_links "-1" INI_SYSTEM  
odbc.defaultlrl "4096" INI_ALL  
odbc.defaultbinmode "1" INI_ALL  
odbc.default_cursortype "3" INI_ALL  
opcache.enable 1 INI_ALL  
opcache.enable_cli 0 INI_SYSTEM Between PHP 7.1.2 and 7.1.6 inclusive, the default was 1
opcache.memory_consumption 128 INI_SYSTEM  
opcache.interned_strings_buffer 8 INI_SYSTEM  
opcache.max_accelerated_files 10000 INI_SYSTEM  
opcache.max_wasted_percentage 5 INI_SYSTEM  
opcache.use_cwd 1 INI_SYSTEM  
opcache.validate_timestamps 1 INI_ALL  
opcache.revalidate_freq 2 INI_ALL  
opcache.revalidate_path 0 INI_ALL  
opcache.save_comments 1 INI_SYSTEM  
opcache.fast_shutdown 0 INI_SYSTEM Removed in PHP 7.2.0
opcache.enable_file_override 0 INI_SYSTEM  
opcache.optimization_level 0x7FFEBFFF INI_SYSTEM Changed from 0x7FFFBFFF in PHP 7.3.0
opcache.inherited_hack 1 INI_SYSTEM Removed in PHP 7.3.0
opcache.dups_fix 0 INI_ALL  
opcache.blacklist_filename "" INI_SYSTEM  
opcache.max_file_size 0 INI_SYSTEM  
opcache.consistency_checks 0 INI_ALL Disabled as of 8.1.18 and 8.2.5. Removed as of PHP 8.3.0.
opcache.force_restart_timeout 180 INI_SYSTEM  
opcache.error_log "" INI_SYSTEM  
opcache.log_verbosity_level 1 INI_SYSTEM  
opcache.record_warnings 0 INI_SYSTEM Available as of PHP 8.0.0
opcache.preferred_memory_model "" INI_SYSTEM  
opcache.protect_memory 0 INI_SYSTEM  
opcache.mmap_base null INI_SYSTEM Windows only.
opcache.restrict_api "" INI_SYSTEM  
opcache.file_update_protection 2 INI_ALL  
opcache.huge_code_pages 0 INI_SYSTEM  
opcache.lockfile_path "/tmp" INI_SYSTEM  
opcache.opt_debug_level 0 INI_SYSTEM Available as of PHP 7.1.0
opcache.file_cache null INI_SYSTEM  
opcache.file_cache_only 0 INI_SYSTEM  
opcache.file_cache_consistency_checks 1 INI_SYSTEM  
opcache.file_cache_fallback 1 INI_SYSTEM Windows only.
opcache.validate_permission 0 INI_SYSTEM Available as of PHP 7.0.14
opcache.validate_root 0 INI_SYSTEM Available as of PHP 7.0.14
opcache.preload "" INI_SYSTEM Available as of PHP 7.4.0
opcache.preload_user "" INI_SYSTEM Available as of PHP 7.4.0
opcache.cache_id "" INI_SYSTEM Windows only. Available as of PHP 7.4.0
opcache.jit "tracing" INI_ALL Available as of PHP 8.0.0
opcache.jit_buffer_size 0 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_debug 0 INI_ALL Available as of PHP 8.0.0
opcache.jit_bisect_limit 0 INI_ALL Available as of PHP 8.0.0
opcache.jit_prof_threshold 0.005 INI_ALL Available as of PHP 8.0.0
opcache.jit_max_root_traces 1024 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_max_side_traces 128 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_max_exit_counters 8192 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_hot_loop 64 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_hot_func 127 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_hot_return 8 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_hot_side_exit 8 INI_SYSTEM Available as of PHP 8.0.0
opcache.jit_blacklist_root_trace 16 INI_ALL Available as of PHP 8.0.0
opcache.jit_blacklist_side_trace 8 INI_ALL Available as of PHP 8.0.0
opcache.jit_max_loop_unrolls 8 INI_ALL Available as of PHP 8.0.0
opcache.jit_max_recursive_calls 2 INI_ALL Available as of PHP 8.0.0
opcache.jit_max_recursive_returns 2 INI_ALL Available as of PHP 8.0.0
opcache.jit_max_polymorphic_calls 2 INI_ALL Available as of PHP 8.0.0
open_basedir null INI_ALL  
output_buffering "0" INI_PERDIR  
output_handler null INI_PERDIR  
pcre.backtrack_limit "1000000" INI_ALL  
pcre.recursion_limit "100000" INI_ALL  
pcre.jit "1" INI_ALL  
pdo.dsn.*   php.ini only  
pdo_odbc.connection_pooling "strict" INI_ALL  
pdo_odbc.db2_instance_name NULL INI_SYSTEM This deprecated feature will certainly be removed in the future.
pgsql.allow_persistent "1" INI_SYSTEM  
pgsql.max_persistent "-1" INI_SYSTEM  
pgsql.max_links "-1" INI_SYSTEM  
pgsql.auto_reset_persistent "0" INI_SYSTEM  
pgsql.ignore_notice "0" INI_ALL  
pgsql.log_notice "0" INI_ALL  
phar.readonly "1" INI_ALL  
phar.require_hash "1" INI_ALL  
phar.cache_list "" INI_SYSTEM  
post_max_size "8M" INI_PERDIR  
precision "14" INI_ALL  
realpath_cache_size "16K" INI_SYSTEM  
realpath_cache_ttl "120" INI_SYSTEM  
register_argc_argv "1" INI_PERDIR  
report_memleaks "1" INI_ALL  
report_zend_debug "1" INI_ALL  
request_order "" INI_PERDIR  
runkit.superglobal "" INI_PERDIR  
runkit.internal_override "0" INI_SYSTEM  
sendmail_from null INI_ALL  
sendmail_path "/usr/sbin/sendmail -t -i" INI_SYSTEM  
serialize_precision "-1" INI_ALL Prior to PHP 7.1.0, the default value was 17.
session.save_path "" INI_ALL  
session.name "PHPSESSID" INI_ALL  
session.save_handler "files" INI_ALL  
session.auto_start "0" INI_PERDIR  
session.gc_probability "1" INI_ALL  
session.gc_divisor "100" INI_ALL  
session.gc_maxlifetime "1440" INI_ALL  
session.serialize_handler "php" INI_ALL  
session.cookie_lifetime "0" INI_ALL  
session.cookie_path "/" INI_ALL  
session.cookie_domain "" INI_ALL  
session.cookie_secure "0" INI_ALL Prior to PHP 7.2.0, the default was "".
session.cookie_httponly "0" INI_ALL Prior to PHP 7.2.0, the default was "".
session.cookie_samesite "" INI_ALL Available as of PHP 7.3.0.
session.use_strict_mode "0" INI_ALL  
session.use_cookies "1" INI_ALL  
session.use_only_cookies "1" INI_ALL  
session.referer_check "" INI_ALL  
session.cache_limiter "nocache" INI_ALL  
session.cache_expire "180" INI_ALL  
session.use_trans_sid "0" INI_ALL  
session.trans_sid_tags "a=href,area=href,frame=src,form=" INI_ALL Available as of PHP 7.1.0.
session.trans_sid_hosts $_SERVER['HTTP_HOST'] INI_ALL Available as of PHP 7.1.0.
session.sid_length "32" INI_ALL Available as of PHP 7.1.0. Deprecated as of PHP 8.4.0.
session.sid_bits_per_character "4" INI_ALL Available as of PHP 7.1.0. Deprecated as of PHP 8.4.0.
session.upload_progress.enabled "1" INI_PERDIR  
session.upload_progress.cleanup "1" INI_PERDIR  
session.upload_progress.prefix "upload_progress_" INI_PERDIR  
session.upload_progress.name "PHP_SESSION_UPLOAD_PROGRESS" INI_PERDIR  
session.upload_progress.freq "1%" INI_PERDIR  
session.upload_progress.min_freq "1" INI_PERDIR  
session.lazy_write "1" INI_ALL  
session.hash_function "0" INI_ALL Removed as of PHP 7.1.0.
session.hash_bits_per_character "4" INI_ALL Removed as of PHP 7.1.0.
session.entropy_file "" INI_ALL Removed as of PHP 7.1.0.
session.entropy_length "0" INI_ALL Removed as of PHP 7.1.0
short_open_tag "1" INI_PERDIR  
SMTP "localhost" INI_ALL  
smtp_port "25" INI_ALL  
soap.wsdl_cache_enabled 1 INI_ALL
soap.wsdl_cache_dir /tmp INI_ALL
soap.wsdl_cache_ttl 86400 INI_ALL
soap.wsdl_cache 1 INI_ALL
soap.wsdl_cache_limit 5 INI_ALL
sql.safe_mode "0" INI_SYSTEM Removed as of PHP 7.2.0
sqlite3.extension_dir "" INI_SYSTEM  
sqlite3.defensive 1 INI_USER Available as of PHP 7.2.17 and 7.3.4 for libsqlite ≥ 3.26.0. Prior to PHP 8.2.0 this setting was changeable only as INI_SYSTEM.
syslog.facility "LOG_USER" INI_SYSTEM Available as of PHP 7.3.0.
syslog.filter "no-ctrl" INI_ALL Available as of PHP 7.3.0.
syslog.ident "php" INI_SYSTEM Available as of PHP 7.3.0.
sys_temp_dir "" INI_SYSTEM  
sysvshm.init_mem 10000 INI_SYSTEM  
tidy.default_config "" INI_SYSTEM  
tidy.clean_output "0" INI_USER  
track_errors "0" INI_ALL Deprecated as of PHP 7.2.0, removed as of PHP 8.0.0
unserialize_callback_func null INI_ALL  
unserialize_max_depth "4096" INI_ALL Available as of PHP 7.4.0.
uploadprogress.file.filename_template "/tmp/upt_%s.txt" INI_ALL  
upload_max_filesize "2M" INI_PERDIR  
max_file_uploads 20 INI_SYSTEM  
upload_tmp_dir null INI_SYSTEM  
url_rewriter.hosts "" INI_ALL Available as of PHP 7.1.0.
url_rewriter.tags "form=" INI_ALL Prior to PHP 7.1.0, the default value was "a=href,area=href,frame=src,form=,fieldset=".
user_agent null INI_ALL  
user_dir null INI_SYSTEM  
user_ini.cache_ttl "300" INI_SYSTEM  
user_ini.filename ".user.ini" INI_SYSTEM  
uopz.disable "0" INI_SYSTEM Available as of uopz 5.0.2
uopz.exit "0" INI_SYSTEM Available as of uopz 6.0.1
uopz.overloads "1" INI_SYSTEM Available as of uopz 2.0.2. Removed as of uopz 5.0.0.
variables_order "EGPCS" INI_PERDIR  
windows.show_crt_warning "0" INI_ALL  
xbithack "0" INI_ALL  
xmlrpc_errors "0" INI_SYSTEM  
xmlrpc_error_number "0" INI_ALL  
yaz.keepalive "120" INI_ALL  
yaz.log_mask null INI_ALL Available as of yaz 1.0.3.
zend.assertions "1" INI_ALL  
zend.detect_unicode "1" INI_ALL  
zend.enable_gc "1" INI_ALL  
zend.multibyte "0" INI_PERDIR  
zend.script_encoding null INI_ALL  
zend.signal_check "0" INI_SYSTEM  
zend_extension null php.ini only  
zlib.output_compression "0" INI_ALL  
zlib.output_compression_level "-1" INI_ALL  
zlib.output_handler "" INI_ALL  

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