.setAttribute()添加背景图片为何无法宣示

Question

var imgObj=document.createElement("div");        imgObj.style.backgroundImage="url(imgs/images/7.png)"             console.log(imgObj)             imgObj.setAttribute("style","position:absolute;left:"+left+"px;top:"+top+"px; background-repeat:              no-repeat;background-position: center; background-size: cover; height:35px; width:35px;border-radius: 100%;");             $(".scan-gold-pic").append(imgObj);              没有报错；能够创造出节点；但是图片无法宣示；请问问题在哪里我在调试的时候发现没有添加图片

Answer 1

imgObj.setAttribute("background-image","url(imgs/images/7.png)")这么写有问题啊

imgObj.style.backgroundImage="url(imgs/images/7.png)"