JavaScriptPractice/array.html at main · EduKeyPath/JavaScriptPractice · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>demo</title>
</head>
<body>
    <input type="text" name="" value="" id="numb" />
    <input type="submit" name="" value="Submit" onclick="getValue()" />

    <script>
        /*var x = [1,2,3,4,5,6,7,8];
        var n = 2;
        if(n == 2){
            document.write('yes')
        }else{
            document.write('No')
        }*/

        document.write('<br/><br/>' + '<b>Q1: Number Exist or not</b> [1,2,3,4,5,6,7,8]' );
        function getValue(){
            var a = document.getElementById('numb').value;
            var b = 0;
            var y = [1,2,3,4,5,6,7,8];
            for(i=0; i < y.length; i++){
                if(a == y[i]){
                    b++;
                }
            }
            if(b > 0){
                document.write('Number Exist in Array');
            }else{
                document.write('Number does not Exist in Array');
            }
        }

        document.write('<br/><br/>' + '<b>Q2: Highest Vlue / Lowest value</b> [11,28,13,54,25,16,67,78]' + '<br/><br/>' );
        var arr = [11,28,13,54,25,16,67,78];
        var hv = 0;
        var lv = '';
        for(d = 0; d < arr.length; d++ ){
            if(hv < arr[d]){
                hv = arr[d];
            }
        }
        document.write(hv + '<br/>');
        for(e=0; e < arr.length; e++){
            if(lv > arr[e] || lv == ''){
                lv = arr[e];
            }
        }
        document.write(lv + '<br/>');
    </script>

    <script>
        document.write('<br/><br/>' + '<b>Q3: Sort / Reverse</b> [Banana, Apple, Flower, Kela, Lotus, Rose]' + '<br/><br/>' );

        var srt = ['Banana', 'Apple', 'Flower', 'Kela', 'Lotus', 'Rose'];
        var rslt = srt.sort();
        document.write(rslt + '<br/>');
        document.write(rslt.reverse());

        document.write('<br/><br/>' + '<b>Q4: Sort / Reverse</b> [25, 18, 45, 88, 75, 63, 33, 69, 3, 8, 9, 1]' + '<br/><br/>' );
        var srtNum = [25, 18, 45, 88, 75, 63, 33, 69, 3, 8, 9, 1];
        var rsltNum = srtNum.sort(function(a,b){return a - b });
        document.write(rsltNum + '<br/>');

        var srtNum2 = [25, 18, 45, 88, 75, 63, 33, 69, 3, 8, 9, 1];
        var rsltNum2 = srtNum2.sort(function(a,b){ return a - b});
        document.write(rsltNum2.reverse());

        document.write('<br/><br/>' + '<b>Q5: Sort / Reverse with function</b> [25, 18, 45, 88, 75, 63, 33, 69, 3, 8, 9, 1]' + '<br/><br/>' );
        var srtNumF = [25, 18, 45, 88, 75, 63, 33, 69, 3, 8, 9, 1];


    </script>


</body>
</html>