var allClick = document.getElementById("all1");
// JS监听
allClick.addEventListener('click',function(){
var bolcheck = this.checked;
var obox=this.parentNode;
var lis=obox.children[2].getElementsByTagName("li");
for(var i=0;i<lis.length;i++){
debugger;
}
$("input[name=item]").each(function(){
$(this).attr("checked", "checked");
})
$("#all2").attr("checked", "");
count();
},false);原生JS写点击事件
var allClick = document.getElementById(&…
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