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ini_restore

(PHP 4, PHP 5, PHP 7)

ini_restoreRestores the value of a configuration option

Description

ini_restore ( string $varname ) : void

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

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.ini-restore.php