call function after complete page load juery code example

Example 1: call javascript function after page load complete

document.addEventListener('readystatechange', event => { 

    // When HTML/DOM elements are ready:
    if (event.target.readyState === "interactive") {   //does same as:  ..addEventListener("DOMContentLoaded"..
        alert("hi 1");
    }

    // When window loaded ( external resources are loaded too- `css`,`src`, etc...) 
    if (event.target.readyState === "complete") {
        alert("hi 2");
    }
});

Example 2: ajax run function after page load

$(document).ready(function() {
    // Code to run as soon as the page is ready
})