JSFiddle - React, Tailwind, and code Playground

by jfriend00

CSS

body {font-family: "Courier New"; font-size: 12px;}

JavaScript

var input = ["10", "11", "12", "13", "2", "3", "4", "5", "6", "7", "8", "9", "2a", "2s", "3a"];

var suffix = {"s": 1, "a": -1, 
      "0": 0, "1": 0, "2": 0, "3": 0, "4": 0, "5": 0, 
      "6": 0, "7": 0, "8": 0, "9": 0};
    
input.sort(function(a, b) {
    var numA = parseInt(a, 10), numB = parseInt(b, 10);
    if (numA == numB) {
        numB = suffix[b.charAt(b.length - 1)];
        numA = suffix[a.charAt(a.length - 1)];
    }
    return(numB - numA);
});

document.body.innerHTML = JSON.stringify(input);