js window.onload() code example

Example 1: JavaScript that executes after page load

//two ways of executing JS code after page is loaded, use "DOMContentLoaded" when able

document.addEventListener("DOMContentLoaded", function(){
    //dom is fully loaded, but maybe waiting on images & css files
});

window.addEventListener("load", function(){
    //everything is fully loaded, don't use me if you can use DOMContentLoaded
});

Example 2: window.onload

window.onload = function() {
  // Some code
};

Example 3: javascript document load

window.addEventListener("load", function(event) {
    console.log("Tutte le risorse hanno terminato il caricamento!");
});

Example 4: window onload javascript

//Use window.onload to to execute JavaScript only after the HTML has loaded
//Syntax: 
window.onload = function() {
  //JavaScript goes here
}

Example 5: js document onload

//use
window.onload=()=>{};

Example 6: javascript onload

<body onload="myFunction()">

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Javascript Example

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