window.addeventlistener javascript code example

Example 1: window.onload

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

Example 2: javascript onclick event listener

document.getElementById("myBtn").addEventListener("click", function() {
  alert("Hello World!");
});

Example 3: js addeventlistener

document.getElementById("example").addEventListener('click', function() {
  alert('Click');
});

Example 4: javascript addeventlistener

var element = document.getElementById("#id");
element.addEventListener('click', function(){
	console.log("click");
});

Example 5: event listener javascript

const element = document.querySelector(".class__name");

element.addEventListener("click", () => {
	console.log("clicked element");
});

Example 6: js addeventlistener

var element=document.getElementById("some_id");
var listener=element.addEventListener('click',function(event){                          
            
 });