Fonction String10to62 (nombre) {var chars = '0123456789abcdefgHigklmnopqrstuvwxyzabcdefghigklmnopqrstuvwxyz'.split (' '), radix = chars.Length, QUENTIENT = + nombre, arr = []; Do {mod = Quient% radix; QUENTIENT = (QUENTIENT - MOD) / RADIX; arr.unshift (chars [mod]); } while (QUent); return arr.join('');}function string62to10(number_code) { var chars = '0123456789abcdefghigklmnopqrstuvwxyzABCDEFGHIGKLMNOPQRSTUVWXYZ', radix = chars.length, number_code = String(number_code), len = number_code.length, i = 0, Origin_number = 0; while (i <len) {origin_number + = math.pow (radix, i ++) * chars.indexof (numéro_code.charat (len - i) || 0); } return Origin_number;}