How to shift and unshift using JavaScript? Dependra Pathak263518-Mar-2011javascriptjavascript Updated on 18-Sep-2020
Dependra Pathak
18-Mar-2011for example:
<script type="text/javascript">
var numbers = ["one", "two", "three", "four"];
numbers.unshift("zero");
document.write(" "+numbers.shift());
document.write(" "+numbers.shift());
document.write(" "+numbers.shift());
</script>
output:
zero one two
shift, unshift, push, and pop may be used on the same array in JavaScript. Queues are easily implemented using combinations.