JavaScript Array Sort

JavaScript Array Sort

function sortArr(arr, func){
    var sortedArr = []

    for(var i in arr){
        for(var o in sortedArr){
            if(func ? func(arr[i], sortedArr[o]) < 0 : arr[i] < sortedArr[o]){ break }
            o++
        }
        sortedArr.splice(o, 0, arr[i])
    }
    
    return sortedArr
}

var arrNumbers = [999, 3, 6, 1, 3, 565, 3, 2, 11, 1]
var arrLetters = ['a', 'b', 'z', 'd', 'b', 'y', 'cats']
// Sort High to Low
console.log('Low -> High', sortArr(arrNumbers, function(a, b){ return a - b }))
// Sort Low to High
console.log('High -> Low', sortArr(arrNumbers, function(a, b){ return b - a }))
// Sort Letters
console.log('Alphabetically', sortArr(arrLetters))