var reA = /[^a-zA-Z]/g;var reN = /[^0-9]/g;function sortAlphaNum(a, b) { var aA = a.replace(reA, ""); var bA = b.replace(reA, ""); if (aA === bA) { var aN = parseInt(a.replace(reN, ""), 10); var bN = parseInt(b.replace(reN, ""), 10); return aN === bN ? 0 : aN > bN ? 1 : -1; } else { return aA > bA ? 1 : -1; }}console.log(["A1", "A10", "A11", "A12", "A2", "A3", "A4", "B10", "B2", "F1", "F12", "F3"].sort(sortAlphaNum))
