/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

25 votes203 views3 answers
Git remove my local changes and pull from master
Shell/Bash
3 votes215 views2 answers
Exit telnet
Shell/Bash
1 vote197 views1 answer
Tail log of spring boot service (linux)
Shell/Bash
11 votes180 views4 answers
Ssh copy file from local to remote
Shell/Bash
0 vote194 views1 answer
How to disable suspend in ubuntu 20.04
Shell/Bash
37 votes195 views6 answers
Install scss in react js
Shell/Bash
0 vote197 views1 answer
Membuat nomor urut 11 digit berdasarkan id primary key
Shell/Bash
49 votes201 views2 answers
Postgres database create
Shell/Bash
1 vote217 views1 answer
$$ in shell script
Shell/Bash
0 vote228 views1 answer
Cask adoptopenjdk8 exists in multiple taps:
Shell/Bash

Share