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get_cfg_var

get_cfg_var

(PHP 4, PHP 5)

get_cfg_varGets the value of a PHP configuration option

说明

string get_cfg_var ( string $option )

Gets the value of a PHP configuration option.

This function will not return configuration information set when the PHP was compiled, or read from an Apache configuration file.

To check whether the system is using a configuration file, try retrieving the value of the cfg_file_path configuration setting. If this is available, a configuration file is being used.

参数

option

The configuration option name.

返回值

Returns the current value of the PHP configuration variable specified by option, or FALSE if an error occurs.

更新日志

版本 说明
5.3.0 get_cfg_var() was fixed to be able to return "array" ini options.

参见


  • assert
  • assert_options
  • dl
  • extension_loaded
  • gc_collect_cycles
  • gc_disable
  • gc_enable
  • gc_enabled
  • getenv
  • getlastmod
  • getmyinode
  • getopt
  • getrusage
  • get_cfg_var
  • get_current_user
  • get_defined_constants
  • get_extension_funcs
  • get_included_files
  • get_include_path
  • get_loaded_extensions
  • get_magic_quotes_gpc
  • get_magic_quotes_runtime
  • get_required_files
  • ini_alter
  • ini_get
  • ini_get_all
  • ini_restore
  • ini_set
  • magic_quotes_runtime
  • main
  • memory_get_peak_usage
  • memory_get_usage
  • phpcredits
  • phpversion
  • php_ini_loaded_file
  • php_ini_scanned_files
  • php_logo_guid
  • php_sapi_name
  • php_uname
  • putenv
  • restore_include_path
  • set_include_path
  • set_magic_quotes_runtime
  • set_time_limit
  • sys_get_temp_dir
  • version_compare
  • zend_logo_guid
  • zend_thread_id
  • zend_version
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