你想通过XMLHttpRequest更新以下元素,即通过div显示状态,哪个是正确的做法?()
A. varmyDiv=document.getElementById("statusCode");myDiv.innerHTML=req.statusCode;
B. varmyDiv=document.getElementById("statusCode");myDiv.innerHTML=req.status;
C. varmyDiv=document.getElementById("statusCode");myDiv.setStatus(req.statusCode);
D. varmyDiv=document.getElementById("statusCode");myDiv.status=req.status;