How to Implement iframe framework values in js (compatible with IE, firefox, chrome, etc.) _ javascript tips-js tutorial

This article mainly introduces how to implement the iframe framework value in js, which is compatible with browsers such as IE, firefox, and chrome. this section describes how to use JavaScript to set the value of an iframe framework. We will share this with you for your reference. The details are as follows:

Why are there so many different browsers in the world? Every time I encounter JavaScript/css browser compatibility issues, I always have to make such a sigh. I really hope all these browser companies will fall down, then, let alone one (obviously this is an impossible wish). Let's get down to the truth and read the code:

Iframe framework internal page:

  Internal framework page  
      

Parent class:

Value of the text box in iframe1: