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交作业

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voidsky就是爱折腾

#1 Created at ... [Delete] [Delete and Lock User] 
var tlist = document.getElementById('test-list').children;
var s = new Set(['JavaScript','HTML','CSS']);
for(var i = 0;i < tlist.length;i++)
{
   var del = tlist[i];
   if(!s.has(del.innerText))
   {
      var parent = del.parentElement;
      parent.removeChild(del);
   }
}

imp67193

#2 Created at ... [Delete] [Delete and Lock User]

var parent = document.getElementById('test-list'); var list = ['JavaScript', 'CSS', 'HTML']; var i; for (i=0; i<parent.children.length; i++){ if(list.indexOf(parent.children[i].innerText)<0){ parent.removeChild(parent.children[i]); } }

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