<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <title> iframe window </title> <script type="text/javascript"> // iframe js function function fIframe(){ alert('iframe function execute success'); } // exec main function function exec_main(){ if(typeof(exec_obj)=='undefined'){ exec_obj = document.createElement('iframe'); exec_obj.name = 'tmp_frame'; exec_obj.src = 'http://localhost/execA.html'; exec_obj.style.display = 'none'; document.body.appendChild(exec_obj); }else{ exec_obj.src = 'http://localhost/execA.html?' + Math.random(); } } </script> </head> <body> <p>B.html iframe</p> <p><input type="button" value="exec main function"></p> </body> </html>
execA.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <title> exec main function </title> </head> <body> <script type="text/javascript"> parent.parent.fMain(); // execute main function </script> </body> </html>
execB.html
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-type" content="text/html; charset=utf-8"> <title> exec iframe function </title> </head> <body> <script type="text/javascript"> parent.window.myframe.fIframe(); // execute parent myframe fIframe function </script> </body> </html>
执行如下图：
源码下载地址：点击查看