Sort Array of numeric & alphabetical elements (Natural Sort)

Question

Suppose I have an array

var arr = [1,5,\"ahsldk\",10,55,3,2,7,8,1,2,75,\"abc\",\"huds\"];

and I try sorting it, I get something like ...

Answer 1

This is a refined.

var arr = [1,5,"ahsldk",10,55,3,2,7,8,1,2,75,"56","abc","huds"];
    arr.sort(
                function (a,b){
                    if ( isNaN(a)&&isNaN(b)) return a

result: 1|1|2|2|3|5|7|8|10|55|56|75|abc|ahsldk|huds|