目录nilslicemapinterface指针是否为空nil Go中，每个指针都有2个基本信息，指针的类型和指针的值(type,value)；当执行==时，需要比较类型与值（只有类型与值都相等时，才会相等）。
I have two divs nested under a parent div and I want all these to be source as well as targets for dojo.dnd.
加载中,请稍侯......