ini_set

Sets the value of a configuration option

Syntax

ini_set(string $option, string|int|float|bool|null $value): string|false

Parameters

option

Not all the available options can be changed using ini_set(). There is a list of all available options in the appendix.

value

The new value for the option.

Return

Returns the old value on success, false on failure.

Examples

1

<?

$option = 'display_errors';
$value = '1';

$return = ini_set($option, $value);

var_export($return);

?>
''

2

<?

$option = 'display_errors';
$value = '1';

$return = ini_set($option, $value);

echo ini_get($option);

?>
1

assert

assert_options

cli_get_process_title

cli_set_process_title

dl

extension_loaded

gc_collect_cycles

gc_disable

gc_enable

gc_enabled

gc_mem_caches

gc_status

get_cfg_var

get_current_user

get_defined_constants

get_extension_funcs

get_include_path

get_included_files

get_loaded_extensions

get_required_files

get_resources

getenv

getlastmod

getmygid

getmyinode

getmypid

getmyuid

getopt

getrusage

ini_alter

ini_get

ini_get_all

ini_restore

memory_get_peak_usage

memory_get_usage

memory_reset_peak_usage

php_ini_loaded_file

php_ini_scanned_files

php_sapi_name

php_uname

phpcredits

phpinfo

phpversion

putenv

set_include_path

set_time_limit

sys_get_temp_dir

version_compare

zend_thread_id

zend_version

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