Problem 15-Most Frequent Word

function findMostFreqWord(text) {
    var wordCount = {};
    var words = text.split(" ");
    for (var i in words) {
        var word = words[i];
        if (!wordCount[word]) {
            wordCount[word] = 0;
        }
        wordCount[word]++;
    }
    return wordCount;
}
var text = 'in the middle of the night';
var words = findMostFreqWord(text);

for (var i in words) {
    console.log(i + ' -> ' + words[i]);
}