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这样的JS效果如何做出来

WBOY
Release： 2016-06-13 10:00:52
Original
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这样的JS效果怎么做出来?
一个表单中有

列表,数目未知
我想让用户点下某个按钮就把选中的取消,没选中的就选中,怎么弄呢?

------解决方案--------------------










------解决方案--------------------
if (mycols[i].checked==true){
mycols[i].checked=false;
} else {
mycols[i].checked=true;
}

这段这么麻烦

mycols[i].checked = mycols[i].checked ？ false : true;
------解决方案--------------------





部分全选


部分反选


Item1



Item2


Item3


Item4


Item5




两种方案
Related labels：
input quot type
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