public function getDefault($name)
    {
        return isset($this->defaults[$name]) ? $this->defaults[$name] : null;
    }
public function getDefault($name)
    {
        return isset($this->defaults[$name]) ? $this->defaults[$name] : null;
    }
public function getDefault ( $ name ) { return isset ( $ this -> defaults [ $ name ] ) ? $ this -> defaults [ $ name ] : null ; }
Gets a default value.

@param string $name A variable name

@return mixed The default value or null when not given
Gets a default value .