function add(items) { html=document.querySelector("#jsTrolley tbody").innerHTML; items.forEach(function(item){ html+=""+item.name+""+item.Number+"删除" }); document.querySelector("#jsTrolley tbody").innerHTML=html; count(); } function count(argument) { var price=0; var trs=document.querySelector("#jsTrolley tbody"); for (var i =0; i <trs.rows.length; i++) { price+=parseFloat(trs.rows[i].childNodes[1].innerHTML); } document.querySelector("#jsTrolley tfoot").childNodes[0].childNodes[1].innerHTML=price+'('+trs.rows.length+'件商品）'; } function bind() { tb=document.getElementById("jsTrolley") tb.addEventListener("click",function (e) { if (e.target.tagName=='A'){ e.target.parentNode.parentNode.remove(); count(); } }); } var items=[{name:'123',Number:'10'},{name:'123',Number:'10'}] bind(); add(items)