parent.hmtl
The code copy is as follows:
<!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>Parent Window</title>
<script type="text/javascript">
window.onload=function(){
var btn=document.getElementById("btn");
btn.onclick=function(){
var obj={
test: "Zhang San passes to the child window",
win:window
};
var returnValue = window.showModalDialog("child.html",obj,"dialogLeft:100px;dialogTop:100px;dialogWidth:400px;dialogHeight:300px;resizable:yes");
if(returnValue != null){
document.getElementById("content").innerHTML = returnValue;
}
};
}
</script>
</head>
<body>
<div id="content" style="margin:50px;width:100px;height:150px;border:5px solid #0000ff;"></div>
<input type="button" id="btn" value="popup subwindow">
</body>
</html>
child.html
The code copy is as follows:
<!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>Sub Window</title>
<script type="text/javascript">
window.onload=function(){
//Get the URL pass parameter
var args = window.dialogArguments;
var win = args.win;//Presiding window object
var content=document.getElementById("content");
content.value=args.test;
var btn=document.getElementById("btn");
btn.onclick=function(){
//Modal dialog box will have the value
window.returnValue = content.value;
window.close();
}
}
</script>
</head>
<body>
<input type="text" id="content"><input type="button" id="btn" value="pass value to parent window">
</body>
</html