abhaymaniyar/MaxOccurences.html

## MaxOccurences.html
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Max Max</title>
</head>
<body>
    Enter elements delimited by comma and press enter:<br><br>
    <input type="text" id="input">

    <p id="output"></p>
    <script>
        var input = document.getElementById('input');
        input.addEventListener('keyup', function(e) {
            if(e.keyCode === 13) {
                processInput(input.value);
            }
        });

        function processInput(input) {
            var array = input.split(",");
            for (var i = 0; i < array.length; i++) {
                array[i] = array[i].trim();
            }
            document.getElementById('output').innerHTML = mode(array);
        }

        function mode(array){
            if(array.length == 0)
                return null;
            var modeMap = {};
            var maxEl = array[0], maxCount = 1;
            for(var i = 0; i < array.length; i++){
                var el = array[i];
                if(modeMap[el] == null)
                    modeMap[el] = 1;
                else
                    modeMap[el]++;
                if(modeMap[el] > maxCount){
                    maxEl = el;
                    maxCount = modeMap[el];
                }
            }
            input.value = "";
            return maxEl;
        }
    </script>
</body>
</html>
	<html lang="en">
	<head>
	<meta charset="UTF-8">
	<meta name="viewport" content="width=device-width, initial-scale=1.0">
	<meta http-equiv="X-UA-Compatible" content="ie=edge">
	<title>Max Max</title>
	</head>
	<body>
	Enter elements delimited by comma and press enter:<br><br>
	<input type="text" id="input">

	<p id="output"></p>
	<script>
	var input = document.getElementById('input');
	input.addEventListener('keyup', function(e) {
	if(e.keyCode === 13) {
	processInput(input.value);
	}
	});

	function processInput(input) {
	var array = input.split(",");
	for (var i = 0; i < array.length; i++) {
	array[i] = array[i].trim();
	}
	document.getElementById('output').innerHTML = mode(array);
	}

	function mode(array){
	if(array.length == 0)
	return null;
	var modeMap = {};
	var maxEl = array[0], maxCount = 1;
	for(var i = 0; i < array.length; i++){
	var el = array[i];
	if(modeMap[el] == null)
	modeMap[el] = 1;
	else
	modeMap[el]++;
	if(modeMap[el] > maxCount){
	maxEl = el;
	maxCount = modeMap[el];
	}
	}
	input.value = "";
	return maxEl;
	}
	</script>
	</body>
	</html>