前提：页面不可跨域访问，必须同一域名下，否则返回值为空
父页面
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> <style> iframe{ position: absolute; top: 0; left: 0; 100%; height:80%; bottom: 80%; } .read{ position: absolute; bottom: 0; 100%; height: 20%; } </style> </head> <body> <!-- <iframe id="index" name="index" src="http://daogou.qionglegou.com/index.php?r=p/d&id=17331579&source=1l" frameborder="0"></iframe> --> <iframe id="index" name="index" src="/content.html" frameborder="0"></iframe> <script> $(function(){ var oFrm = document.getElementById('index'); oFrm.onload = oFrm.onreadystatechange = function () { if (this.readyState && this.readyState != 'complete') { //alert("加载中。。。"); } else { var dom =$(window.frames["index"].document).find(".goods_reco").data('datasid'); console.log(dom) var c = $('#index')[0].contentWindow; console.log(c.goodsItem.goodsid); } } }) </script> </body> </html>
子页面
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <script src="http://apps.bdimg.com/libs/jquery/2.1.4/jquery.min.js"></script> </head> <body> <div class="goods_reco" data-datasid='123456'>1111111111</div> <script> var goodsItem = {goodsid:'123312312'}; </script> </body> </html>
