var?otest?=?document.getElementById("test");??
var?oli?=?otest.childNodes;??
var?nli?=?document.createElement('li');??????
nli.innerHTML?=?'php';??
for(var?i=0;i<oli.length;i++){??????
????if(oli[i].innerHTML=='HTML'){??????????
????????otest.insertBefore(nli,oli[i]);??????
????}??
}

我在本地跑控制臺也沒有報錯