Detailed explanation of iframe page operation examples
1) Method to find the parent page element in the iframe:
$('#id', window.parent.document)
2) Call the method defined in the parent page in the iframe and Variable:
parent.method
parent.value
3) Example
1. Parent page
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="IframeDemo._Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "
<html xmlns="www.w3.org/1999/xhtml" ><head runat="server"> <title></title>
<script language="javascript" type="text/javascript" src="jquery-1.5.1.min.js"></script>
<script language="javascript" type="text/javascript"> var hello = 'hello';
function getHelloWorld() { alert('hello world'); }
</script></head><body> <form id="form1" runat="server"> <div>
<div id="default" style=" width:200px; height:400px; float:left;">default.aspx</div>
<iframe id="iframeid" src="IFrame.aspx" style=" width:400px; height:400px; float:left;">
</iframe>
</div> </form>
</body></html>2. Child page
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="IFrame.aspx.cs" Inherits="IframeDemo.IFrame" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "
<html xmlns="www.w3.org/1999/xhtml" ><head runat="server"> <title></title>
<script language="javascript" type="text/javascript" src="jquery-1.5.1.min.js"></script>
<script language="javascript" type="text/javascript"> $(function() {
//在iframe中查找父页面元素 alert($('#default', window.parent.document).html());
//在iframe中调用父页面中定义的方法 parent.getHelloWorld();
//在iframe中调用父页面中定义的变量 alert(parent.hello); });
</script></head><body> <form id="form1" runat="server">
<div id="iframe">
IFrame.aspx </div>
</form>
</body>
</html>The above is the detailed content of Detailed explanation of iframe page operation examples. For more information, please follow other related articles on the PHP Chinese website!
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