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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>Document</title>     <script>         let nums = new Array();         nums.push(3);         nums.push(13);         nums.push(25);         console.log(nums);                    let n1 = nums.pop();          console.log("nums : ", nums);         console.log("n1 : ", n1);
          let num2 = new Array(2,3,"hello", 7);         console.log(num2);               console.log(num2[2]);            let num3 = new Array(2, 3, "hello", 7, new Array(2,3,4));         console.log(num3[4]);            console.log(num3[4][1]);    
          num2.splice(2);                  console.log(num2);         num2.splice(2,1);                console.log(num2);         num2.splice(2,1, "HUMAN");         num2.splice(2,0, "COMP");                  
      </script> </head> <body> </body> </html>
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