lodash "formatBytes" mixin

lodash.formatBytes.js

_.mixin({
    "formatBytes" : function(kiloBytes, decimals){
        if(kiloBytes == 0) return ['0', 'KB'];

        var k = 1024,
            dm = decimals + 1 || 1,
            sizes = ['KB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'],
            i = Math.floor(Math.log(kiloBytes) / Math.log(k));

        return [parseFloat((kiloBytes / Math.pow(k, i)).toFixed(dm)).toLocaleString() , sizes[i]]; // parseFloat((bytes / Math.pow(k, i)).toFixed(dm)) + ' ' +
    },

    "orderByAaBb" : function(arr, prop){
        var clonedArr = _.cloneDeep(arr);
        return clonedArr.sort((a,b) => a[prop].localeCompare(b[prop], 'en-US-u-kf-upper'));
    }
});

Usage:

_.formatBytes(123456789).join(' ')  // => "117.7 GB"

Accepts number or string which represents a number