public function sanitize()
    {
        if (!$this->_sanitized) {
            foreach (array_keys($this->_vars) as $key) {
                $this->$key = $this->filter($key);
            }
            $this->_sanitized = true;
        }
    }
public function sanitize()
    {
        if (!$this->_sanitized) {
            foreach (array_keys($this->_vars) as $key) {
                $this->$key = $this->filter($key);
            }
            $this->_sanitized = true;
        }
    }
public function sanitize ( ) { if ( ! $ this -> _sanitized ) { foreach ( array_keys ( $ this -> _vars ) as $ key ) { $ this -> $ key = $ this -> filter ( $ key ) ; } $ this -> _sanitized = true ; } }
Sanitize the form input.
Sanitize the form input .