先来个函数,是最近WordPress 3.6中刚刚引入的
/**
* Add slashes to a string or array of strings.
*
* This should be used when preparing data for core API that expects slashed data.
* This should not be used to escape data going directly into an SQL query.
*
* @since 3.6.0
*
* @param string|array $value String or array of strings to slash.
* @return string|array Slashed $value
*/
function wp_slash( $value ) {
if ( is_array( $value ) ) {
foreach ( $value as $k => $v ) {
if ( is_array( $v ) ) {
$value[$k] = wp_slash( $v );
} else {
$value[$k] = addslashes( $v );
}
}
} else {
$value = addslashes( $value );
}