[系统相关] 共享打印机批处理脚本错误和正确，返回值都是0？

@echo off & setlocal enabledelayedexpansion

echo;errorlevel=!errorlevel!

nothiscommand

echo;errorlevel=!errorlevel!

dir ZZZ:\NOTHISDIR

echo;errorlevel=!errorlevel!

pause
exit
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@echo off 
ping 192.168.113.1 -n 1     
if %errorlevel% == 0 (
    goto start 
) else (
    msg %username% /time:60 "网络不通！请检查网络连接！"
    goto :eof
)

:start
cmdkey /add:192.168.113.1 /user:print /pass:123qwe@#$ >nul 2>nul
rem # 添加共享打印机服务器凭据，以便解决客户主机重启后打印机连接失效！
rundll32 printui.dll,PrintUIEntry /in /u /z /q /n "\\192.168.113.1\8楼打印机"
if errorlevel 1 (
    msg %username% /time:30 "权限不足！请联系系统管理员"
    goto :eof
) else (
    rem # 安装\\192.168.113.1\8楼打印机"并设置为不共享"。
    rundll32 printui.dll,PrintUIEntry /y /n /q "\\192.168.113.1\8楼打印机"
    rem #将 \\192.168.113.1\8楼打印机"自动设置为默认打印机。
    control.exe /name Microsoft.Printers
    rem # 打开设备和打印机  
    msg %username% /time:60 "8楼 打印机安装完成，请使用！"
)
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@echo off

REM 如果已安装过此打印机, 就先删除
(wmic printer where "Name='\\\\192.168.113.1\\8楼打印机'" get Name | FIND /i "\\192.168.113.1\8楼打印机") && (
    echo;delete "\\192.168.113.1\8楼打印机"
    wmic printer where "Name='\\\\192.168.113.1\\8楼打印机'" delete
) || (
    echo;NOT FOUND THE PRINTER
)


REM TODO 安装打印机
REM ...

REM 如果已安装过此打印机, 就先删除
REM 如果存在指定名称的打印机, 下行语句将把 ERRORLEVEL 设置为 0, 否则 将 设为 1
wmic printer where "Name='\\\\192.168.113.1\\8楼打印机'" get Name | FIND /i "\\192.168.113.1\8楼打印机"
echo;errorlevel=%errorlevel%

wmic printer where "Name='NO_THIS_NAME_Printer'" get Name | FIND /i "NO_THIS_NAME_Printer"
echo;errorlevel=%errorlevel%

pause
exit
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