// TODO var arr = ['JavaScript','HTML','CSS']; var all = document.getElementById('test-list').children; for (var i = 0; i < all.length; i++) { var x = all[i]; var px = x.parentElement; if (arr.indexOf(x.innerHTML) == -1) { px.removeChild(x); } }
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腾腾2318
// TODO var arr = ['JavaScript','HTML','CSS']; var all = document.getElementById('test-list').children; for (var i = 0; i < all.length; i++) { var x = all[i]; var px = x.parentElement; if (arr.indexOf(x.innerHTML) == -1) { px.removeChild(x); } }