/Shell/Bash/Ip address regex validate cmd

Ip address regex validate cmd

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"
fi

0

Source: stackoverflow.com

Ip 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"
fi

0

Source: stackoverflow.com

Similar codes

0 vote261 views1 answer
How to install nautilus
Shell/Bash
32 votes290 views6 answers
Git download
Shell/Bash
1 vote285 views1 answer
Error cannot find module 'browser-sync' gulp
Shell/Bash
0 vote280 views1 answer
How to find the ~/.zshrc file
Shell/Bash
6 votes269 views3 answers
What is a repository
Shell/Bash
0 vote291 views1 answer
Set ubuntu display landscape
Shell/Bash
29 votes290 views5 answers
Windows startup folder
Shell/Bash
2 votes296 views2 answers
Postgres status ubuntu
Shell/Bash
0 vote286 views1 answer
Circleci skip
Shell/Bash
2 votes285 views1 answer
How to rename files with mv in linux
Shell/Bash

Share