var ul = document.getElementById("test-list"); var li = ul.querySelectorAll('li'); var web = ['JavaScript','HTML','CSS']; for (var i of li){ if (web.indexOf(i.innerText)>=0){ continue; } else{ ul.removeChild(i); } }
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初见-好久不见
var ul = document.getElementById("test-list"); var li = ul.querySelectorAll('li'); var web = ['JavaScript','HTML','CSS']; for (var i of li){ if (web.indexOf(i.innerText)>=0){ continue; } else{ ul.removeChild(i); } }