获取vales方法论无效安全

实现

service获取valess {返回aut:protectants.joinwithvaluescontrast:Nulls,分离器: '_'.Palette_$++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++}