https://www.reddit.com/r/dailyprogrammer/comments/3h9pde/20150817_challenge_228_easy_letters_in/

are-letters-sorted.js

var input = [ 
    'billowy',
    'biopsy',
    'chinos',
    'defaced',
    'chintz',
    'sponged',
    'bijoux',
    'abhors',
    'fiddle',
    'begins',
    'chimps',
    'wronged'
];

function isInAlphabeticalOrder(input) {
    var results = new Map();
    input.forEach(function(word) {
        var result = word.split("").every(function(curr, idx, arr) {
            if (idx < arr.length - 1 ) return curr < arr[idx + 1];
            else return true;
        });
        results.set(word, result);
    });
    return results;
}

function print(results) {
    results.forEach(function(value, key) {
      console.log(key, value ? '' : 'NOT', 'IN ORDER');
    });
}

print(isInAlphabeticalOrder(input));