javascript onclick event listener
document.getElementById("myBtn").addEventListener("click", function() {
alert("Hello World!");
});javascript onclick event listener
document.getElementById("myBtn").addEventListener("click", function() {
alert("Hello World!");
});addeventlistener js to change style
var button = document.querySelector("button");
button.addEventListener("click", function() {
const curColour = document.body.style.backgroundColor;
document.body.style.backgroundColor = curColour === 'red' ? 'blue' : 'red';
});addeventlistener js to change style
var button = document.querySelector("button");
button.addEventListener("click", function() {
const curColour = document.body.style.backgroundColor;
if (curColour === 'red') {
document.body.style.backgroundColor = "blue";
}
else {
document.body.style.backgroundColor = "red";
}
});Copyright © 2021 Codeinu
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