Jq如何获取并操作iframe中的元素?
<!DOCTYPE html> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title></title> <script src="Scripts/jquery-2.2.2.min.js"></script> </head> <body> <iframe id="frm1" allowtransparency="true" frameborder="0" width="560" scrolling="no" src="/demo.html"></iframe> <script> //jq给iframe中的文本框赋值 $("#frm1").load(function () { var frm = $("#frm1"); frm.contents().find("").val("给元素赋值"); }); </script> </body> </html>