src/EntityDescriptor/FieldDescriptor.php
public function arg($key) {
		return isset($this->args->$key) ? $this->args->$key : null;
	}
public function arg($key) {
		return isset($this->args->$key) ? $this->args->$key : null;
	}
public function arg ( $ key ) { return isset ( $ this -> args -> $ key ) ? $ this -> args -> $ key : null ; }
Get arg value for this field

@param	$key string The argument key
@return	string|integer|NULL The argument value
Get arg value for this field