sanitize_key │ filter-hook │ WP 3.0.0

Filters a sanitized key string.

Usage

add_filter( 'sanitize_key', 'wp_kama_sanitize_key_filter', 10, 2 );

/**
 * Function for `sanitize_key` filter-hook.
 * 
 * @param string $sanitized_key Sanitized key.
 * @param string $key           The key prior to sanitization.
 *
 * @return string
 */
function wp_kama_sanitize_key_filter( $sanitized_key, $key ){

	// filter...
	return $sanitized_key;
}

$sanitized_key(string)

Sanitized key.

$key(string)

The key prior to sanitization.

Changelog

Where the hook is called

return apply_filters( 'sanitize_key', $sanitized_key, $key );

Where the hook is used in WordPress