Sets the value of a configuration option (original) (raw)

ini_set

(PHP 4, PHP 5, PHP 7)

ini_set — Sets the value of a configuration option

Description

ini_set ( string $varname , string $newvalue ) : string

Sets 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

varname

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

newvalue

The new value for the option.

Return Values

Returns the old value on success, FALSE on failure.

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