wp_kses_no_null() – Function | Developer.WordPress.org

wp_kses_no_null( string $content, array $options = null ): string

Removes any invalid control characters in a text string.

Description

Also removes any instance of the \0 string.

Parameters

$contentstringrequired: Content to filter null characters from.
$optionsarrayoptional: Set 'slash_zero' => 'keep' when '' is allowed. Default is 'remove'.
Default:null

Return

string Filtered content.

Source

 * @return string Filtered content.
 */
function wp_kses_no_null( $content, $options = null ) {
	if ( ! isset( $options['slash_zero'] ) ) {
		$options = array( 'slash_zero' => 'remove' );
	}

	$content = preg_replace( '/[\x00-\x08\x0B\x0C\x0E-\x1F]/', '', $content );
	if ( 'remove' === $options['slash_zero'] ) {
		$content = preg_replace( '/\\\\+0+/', '', $content );
	}

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Changelog

Version	Description
1.0.0	Introduced.

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