JSFiddle - React, Tailwind, and code Playground

by Brock Whittaker

JavaScript

array = ["ability", "abilities", "abilitys"];

function getnthLetter(word, letter) {
    asciiLetter = word.charCodeAt(letter - 1);
}

function createArrayJSON(array) {
    firstLetter = {};

    for (x = 0; x < array.length; x++) {
        getnthLetter(array[x], 1);
        Letter1 = asciiLetter;
        if (array[x].length > 1) {
            getnthLetter(array[x], 2);
            Letter2 = asciiLetter;
        } else {
            Letter2 = 0;
        }
        if (typeof firstLetter[Letter1] === 'undefined') {
            firstLetter[Letter1] = [];
        }
        if (typeof firstLetter[Letter1][Letter2] === 'undefined') {
            firstLetter[Letter1][Letter2] = [];
        }
        firstLetter[Letter1][Letter2].push(array[x]);
    }
    document.write(JSON.stringify(firstLetter));
}
createArrayJSON(array);