记录一下10进制和62进制相互转换的方法。 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 var chars string = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz" func encode(num int64) string { bytes := []byte{} for num > 0 { bytes = append(bytes, chars[num%62])