wp_kses_no_null( string $string, array $options = null ): string
Removes any invalid control characters in a text string.
Description
Also removes any instance of the \0 string.
Parameters
-
$stringstring Required -
Content to filter null characters from.
-
$optionsarray Optional -
Set
'slash_zero'=>'keep'when''is allowed. Default is'remove'.Default:
null
Return
string Filtered content.
Source
File: wp-includes/kses.php.
View all references
function wp_kses_no_null( $string, $options = null ) {
if ( ! isset( $options['slash_zero'] ) ) {
$options = array( 'slash_zero' => 'remove' );
}
$string = preg_replace( '/[\x00-\x08\x0B\x0C\x0E-\x1F]/', '', $string );
if ( 'remove' === $options['slash_zero'] ) {
$string = preg_replace( '/\\\\+0+/', '', $string );
}
return $string;
}
Changelog
| Version | Description |
|---|---|
| 1.0.0 | Introduced. |