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Restores the value of a configuration option

PHP Options/Info Functions

ini_restore

(PHP 4, PHP 5)

ini_restore — Restores the value of a configuration option

Description

void ini_restore ( string $varname )

Restores a given configuration option to its original value.

Parameters

varname: The configuration option name.

Return Values

No value is returned.

Examples

Example #1 ini_restore() example

 <?php
$setting = 'y2k_compliance';

echo 'Current value for \'' . $setting . '\': ' . ini_get($setting), PHP_EOL;

ini_set($setting, ini_get($setting) ? 0 : 1);
echo 'New value for \'' . $setting . '\': ' . ini_get($setting), PHP_EOL;

ini_restore($setting);
echo 'Original value for \'' . $setting . '\': ' . ini_get($setting), PHP_EOL;
?>

The above example will output:

 Current value for 'y2k_compliance': 1 New value for 'y2k_compliance': 0 Original value for 'y2k_compliance': 1

See Also

ini_get() - Gets the value of a configuration option
ini_get_all() - Gets all configuration options
ini_set() - Sets the value of a configuration option

PHP Options/Info Functions