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classes.html
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43 lines (35 loc) · 1.23 KB
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Setting and Getting Classes</title>
</head>
<body>
<div id="output"></div>
<script>
const output = document.getElementById("output");
output.innerHTML = `
<h1>Set and Get Classes</h1>
<button type="button" class="btn btn-active">Click me</button>
<button type="button" id="btn" class="btn remove buy">Click me</button>
`;
const btn = document.querySelector("button");
const btn2 = document.querySelector("#btn");
console.dir(btn);
//add class using className
btn.className = "btn-click"; //eradicates previous classes
btn.className += " btn-click";
console.log(btn.className);
console.log("---------------------");
//using classList
btn2.classList.add("btn2");
// btn2.classList.remove("remove");
btn2.classList.toggle("active");
setTimeout(() => btn2.classList.toggle("remove"), 2000);
btn2.classList.replace("buy", "sell");
console.log(btn2.classList);
</script>
</body>
</html>