How to run a function when the page is loaded?

Question

I want to run a function when the page is loaded, but I don’t want to use it in the tag.

I have a script that runs if I initialise it in th

Answer 1

Try readystatechange

document.addEventListener('readystatechange', () => {    
  if (document.readyState == 'complete') codeAddress();
});

where states are:

• loading - the document is loading (no fired in snippet)
• interactive - the document is parsed, fired before DOMContentLoaded
• complete - the document and resources are loaded, fired before window.onload