ini_set
(PHP 4, PHP 5, PHP 7, PHP 8)
ini_set — Sets the value of a configuration option
Description
ini_set(string
$option, string|int|float|bool|null $value): string|falseSets the value of the given configuration option. The configuration option will keep this new value during the script's execution, and will be restored at the script's ending.
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 Values
Returns the old value on success, false on failure.
Changelog
| Version | Description |
|---|---|
| 8.1.0 |
value now accepts any scalar type (including null).
Previously, only string values were accepted.
|
Examples
Example #1 Setting an ini option
<?php
echo ini_get('display_errors');
if (!ini_get('display_errors')) {
ini_set('display_errors', '1');
}
echo ini_get('display_errors');
?>
See Also
- get_cfg_var() - Gets the value of a PHP configuration option
- ini_get() - Gets the value of a configuration option
- ini_get_all() - Gets all configuration options
- ini_restore() - Restores the value of a configuration option
- How to change configuration settings
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