javascript scripts that call js functions or variables on other pages_javascript skills

The method of calling functions and variables is the same. You need to first obtain the window object where the function you want to call is located, and then call it through window.method() or window.variable.
The following example demonstrates how a pop-up window can call methods and variables in the parent window.
Parent window: 1.html

<meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <title>Script Home www.jb51.net Other pages js variable calling method code</title> <input type="button" name="openBtn" value="">