Use JavaScript to set, get values from parent-child pages

• One: Gets the value from the parent page

There are two ways to Windows.open () and Windows.showmodaldialog ()

1.windos.open (Url,name,reatures,replace)

Fatherpage.aspx in the parent page

<script type= "Text/javascript" >

function A () {

Windows.open ("sonpage.aspx")

}

</script>

Gets the objects, values in the parent page (sonpage.aspx) in the child page

<script type= "Text/javascript" >

var Text=windows.opener.document.getelementbyid ("TextBox1"). Value;

Alert (text)

</script>

2.windows.showmodaldialog (Url,name,??,??,??)

In the parent page

<script language= "JavaScript" >
function Popwindow (){
window.showModalDialog (sonpage.aspx ', window);
}
</script>

get values in a sub-page

<script language= "JavaScript" >
var vwin = window.dialogarguments; Get window Parameters
var doc = vwin.document.getElementById ("TextBox1"). Value; Get the value of a textbox
Alert (DOC);
</script>

• gets the value of the child page callback in the parent page

Use JavaScript to set, get values from parent-child pages