javascript iFrame研究 时间:2020-05-12 人气:0 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head> <title>Iframe学习</title> <script type="text/javascript"> function changeSrc(){ var i1 = document.getElementById("iframe1"); i1.src = "http://www.kanshule.com"; } function getText(){ //var x = document.getElementById("iframe1").contentDocument;//此法不通 var x = window.frames["iframe1"].document.body.innerHTML; var y = window.frames["iframe1"].document.getElementById("t1").value; alert(x+"\n"+y); } </script> </head> <body> <iframe src="//www.qb5200.com" id="iframe1"></iframe> <input type="button" value="改变src" onclick="changeSrc();" /> <input type="button" value="getText" onclick="getText();" /> </body> </html> [Ctrl+A 全选 注:如需引入外部Js需刷新才能执行] 加载全部内容