HTML-JS-CSS/ArrayProgram.html at main · madanrajsagar/HTML-JS-CSS · GitHub

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<!DOCTYPE html>
<html >
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>

    <t1> Program to use shift() method  on Array...!</t1>

</head>
<body>
    <p id=" demo"></p>
     <p id=" demo1"></p>
           <script>
            let arr =  ["abc","pqr","xyz","mno"];
            document.getElementById(" demo").innerHTML = arr;
            arr.push("add","sub");
            //shift() used to delete the first value in the array  and it return as welll
            //unshift() method is used to add multiple value in an existing array.... from the starting position of an array .
            //pop() method is used to delete the last element from the exiting array
            //push() method is used to add multiple elements at the last of the array...

            document.getElementById(" demo1").innerHTML = arr;

       </script>

</body>
</html>