这东西用处就是把md5值再用base64编码.不过我就写了点核心,如果要具体的话,自己添加.
用法是:输入6位16进制的数.输出4位base64.- @echo off&setlocal ENABLEDELAYEDEXPANSION
- set code=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=
- set /p num=input:
- set num1=%num:~0,2%
- set num2=%num:~2,2%
- set num3=%num:~4,2%
- set /a num1=0x%num1%
- set /a num2=0x%num2%
- set /a num3=0x%num3%
- set /a "T1=(%num1%&252)>>2"
- set /a "T2=((%num1%&3)<<4)+((%num2%&240)>>4)"
- set /a "T3=((%num2%&15)<<2)+((%num3%&192)>>6)"
- set /a "T4=(%num3%&63)"
- echo code:!code:~%T1%,1!,!code:~%T2%,1!,!code:~%T3%,1!,!code:~%T4%,1!
- pause>nul
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