JavaScript Array shift()
<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Arrays</h1>
<h2>The shift() Method</h2>
<p>The shift() method removes the first element of an array (and "shifts" the other elements to the left):</p>
<p id="demo1"></p>
<p id="demo2"></p>
<script>
const fruits = ["Banana", "Orange", "Apple", "Mango"];
document.getElementById("demo1").innerHTML = fruits;
fruits.shift();
document.getElementById("demo2").innerHTML = fruits;
</script>
</body>
</html>
JavaScript Array unshift()
<!DOCTYPE html>
<html>
<body>
<h1>JavaScript Arrays</h1>
<h2>The unshift() Method</h2>
<p>The unshift() method adds new elements to the beginning of an array:</p>
<p id="demo1"></p>
<p id="demo2"></p>
<script>
const fruits = ["Banana", "Orange", "Apple", "Mango"];
document.getElementById("demo1").innerHTML = fruits;
fruits.unshift("Lemon");
document.getElementById("demo2").innerHTML = fruits;
</script>
</body>
</html>
No comments:
Post a Comment