ip address regex validate cmd
#!/bin/sh
ip=1.2.3.4
if expr "$ip" : '[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*$' >/dev/null; then
echo "success"
else
echo "fail"
fiip address regex validate cmd
#!/bin/sh
ip=1.2.3.4
if expr "$ip" : '[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*$' >/dev/null; then
echo "success"
else
echo "fail"
fiip address regex validate cmd
#!/usr/bin/env bash
ip=1.2.3.4
if [[ $ip =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
echo "success"
else
echo "fail"
fiip address regex validate cmd
echo off
:start
cls
set /p localWireless=input wireless ip address ? &
echo %localWireless% | findstr /i /r [0-9].*.[.].*.[0-9].*.[.].*.[0-9]
if %errorlevel% equ 0 (
goto installLocalWireless
) else (
msg %username% 'ip address is not valid'
goto start
)
:installLocalWireless
cls
echo Hello Wordl
pause
goto startCopyright © 2021 Codeinu
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