javascript - How to pass data back to parent window? -

javascript - How to pass data back to parent window? -

i found link shows how send parameters opener browser window. works window.showmodal(). there should easy way same if utilize window.open() right?

if using window.open, can phone call function in parent window , pass in pararmeters function.

do in kid page javascript

var x="hello";//parameter want pass parent window.opener.parentpagefunctionname(x);

javascript html