how to add event listener to all buttons
<button class="btn"> Button1 </button> <button class="btn"> Button2 </button> <button class="btn"> Button3 </button> <button class="btn"> Button4 </button> //HTML //JavaScript var buttons = document.querySelectorAll(".btn").length; for (var i = 0; i < buttons ; i++) { document.querySelectorAll(".btn")[i].addEventListener("click", function() { alert("Button Clicked"); }); }
