【Windows】Windows脚本bat备份文件夹

@echo off
setlocal enabledelayedexpansion

REM #配置参数
set sourceFolder=D:\Board
set backupRoot=D:\backup

REM #创建备份
if exist "%sourceFolder%" (
    echo 开始备份
    REM #创建备份目录（如果不存在）
    if not exist "%backupRoot%" mkdir "%backupRoot%"
    
    REM #生成带时间戳的文件夹名
    set timestamp=%date:~0,4%%date:~5,2%%date:~8,2%_%time:~0,2%%time:~3,2%%time:~6,2%
        REM #处理时间中的空格
    set timestamp=!timestamp: =0! 
    REM #获取最后文件名称
        for %%A in ("%sourceFolder%") do set folderName=%%~nxA
    set backupFolder=%backupRoot%\!folderName!_!timestamp!
    
    echo 正在备份 %sourceFolder% 到 !backupFolder!...
    xcopy "%sourceFolder%" "!backupFolder!\" /E /H /C /I /Y
    
    if %ERRORLEVEL% equ 0 (
        echo 备份成功完成
    ) else (
        echo 备份过程中出现错误
    )
) else (
    echo 源文件夹不存在: %sourceFolder%
)