@echo off&setlocal enabledelayedexpansion
color f0
:loop
set ip=
set /p ip=請(qǐng)輸入ip：
if not defined ip echo ip地址不能為空。&goto :loop
for /f tokens=1-4* delims=. %%a in (!ip!) do (
set a=%%a
set b=%%b
set c=%%c
set d=%%d
set e=%%e
echo !a! !b! !c! !d!
if not defined a echo 請(qǐng)檢查ip地址格式!&goto :loop
if not defined b echo 請(qǐng)檢查ip地址格式!&goto :loop
if not defined c echo 請(qǐng)檢查ip地址格式!&goto :loop
if not defined d echo 請(qǐng)檢查ip地址格式!&goto :loop
if defined e echo 請(qǐng)檢查ip地址格式!&goto :loop
echo !a!!b!!c!!d!|findstr /i /v ^[0-9]*$ >nul&&(echo 純數(shù)字!!!&echo.&goto :loop)
if !a! gtr 255 echo 輸入不能大于255!!!&goto :loop
if !b! gtr 255 echo 輸入不能大于255!!!&goto :loop
if !c! gtr 255 echo 輸入不能大于255!!!&goto :loop
if !d! gtr 255 echo 輸入不能大于255!!!&goto :loop
)
pause
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