To remove first array element, use the JavaScript shift() method. JavaScript array shift() method removes the first element from an array and returns that element.
Example
You can try to run the following code to remove first array element and return it −
<html>
<head>
<title>JavaScript Array shift Method</title>
</head>
<body>
<script>
var element = [30, 45, 70, 90, 110].shift();
document.write("Removed first element is : " + element );
</script>
</body>
</html>Output
Removed first element is : 30