var iframe = document.createElement("iframe"); iframe.src = "http://www.baidu.com/"; if (!/*@cc_on!@*/0) { //if not IE iframe.onload = function(){ alert("框架加載完畢."); }; } else { iframe.onreadystatechange = function(){ if (iframe.readyState == "complete"){ alert("框架加載完畢."); } }; } document.body.appendChild(iframe); //方法二 var iframe = document.createElement("iframe"); iframe.src = "http://www.baidu.com/"; if (iframe.attachEvent){ iframe.attachEvent("onload", function(){ alert("Local iframe is now loaded."); }); } else { iframe.onload = function(){ alert("Local iframe is now loaded."); }; } document.body.appendChild(iframe);
參考網站:https://www.cnblogs.com/supe/p/7345078.html