事件不要用setAttribute,直接xx.onclick或者attachEvent或者addEventListener来添加 //in1.setAttribute("onclick", "addButton()");
in1.onclick = addButton;
in3.setAttribute("type", "button");
in3.setAttribute("value", "删除");
//in3.setAttribute("onclick", "deButton(this)");
in3.onclick = function () { deButton(this) }
in1.onclick = addButton;
in3.setAttribute("type", "button");
in3.setAttribute("value", "删除");
//in3.setAttribute("onclick", "deButton(this)");
in3.onclick = function () { deButton(this) }
function addButton(){
var tr="<tr><td><input type='text'/></td><td><input id='button' type='button' value='添加一行' onClick='addButton()' /></td></tr>";
document.getElementById('t').innerHTML=document.getElementById('t').innerHTML+tr;
}