learnJS/tut4.html at master · robertmoga/learnJS · GitHub

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 <html>

<head>
    <title>JS tut 4</title>
</head>

<body>
    <h3>JS Tut 4</h3>

    <script language="javascript" type="text/javascript">

    function test1()
    {
        var statArray = new Array(10); //static declaration
        var othrArray = new Array();
        othrArray[0]="hue";
        othrArray[1]="123"
        othrArray[2]=23;
        othrArray[3] = new Array();
        othrArray[3][0] = 1;
        othrArray[3][1] = 2;


        arr = ['hue', 'bahue', 'ahue'];
        //    document.write("->");
        document.write(othrArray );
        document.write("<br/> >length of arr : " + arr.length);
        document.write("<br/><br/>");

        // for (i = 0; i < othrArray.length ; i++) {
        //     document.write(i + " " + othrArray[i]+"<br/>");
        // }
        }

        function generateArray1()
        {
            //concat 2 arrays
        sampArry1 = new Array();
        sampArry1[0] = "vw";
        sampArry1[1] = "opel";

        sampArray2 = ['land rover', 'bentely'];

        sampArray3 = sampArry1.concat(sampArray2);

        //document.write(sampArray3);
        return sampArray3;
        }

        function printArrFunc(arr)
        {
            //showcase diverse functionalities of arrays

            document.write("Array Str : " + arr.join(" ")+ "<br/ >");
            document.write("Array Slice : " + arr.slice(0,2)+ "<br/ >");
            document.write("Array Reversed : " + arr.reverse()+ "<br/ >");
        }

        function arraySplicing()
        {
            var numList = [2, 8, 6, 0, 16, 11, 9 ];
            document.write("Sort array : " + numList.sort() + "<br />");
            document.write("Splice array : " + numList.splice(0,3) + "<br />"); // it chops the array, knocks off the elemnts between 0, 3
            document.write("Array after splice : " + numList + "<br />" ); // shows the ressult of splicing
            document.write("Replace array : " + numList.splice(0,2,22,23) + "<br />"); // knock out the elems between 0,2 and replace em with 22,23
            document.write("Array after splice : " + numList + "<br />" );
        }

        function multiDimArr()
        {
            var multiDim = [ [1,2,3] , [4,5,6] ];
            //document.write(multiDim[1][2] + "<br />");
            for(var i= 0 ; multiDim.length; i++)
            {
                for(var j=0; multiDim[i].length ; j++)
                {
                    document.write(multiDim[i][j] + " ");
                }
                document.write("<br / >");
            }
        }

    </script>

    <p> ------------------ <p>

    <script language="javascript" type="text/javascript">

        arr = generateArray1();
        //printArrFunc(arr);
        //arraySplicing();
        multiDimArr();

    </script>

</body>

</html>