Shell If Else

Shell scripting tutorials 29 the if then else statement youtube If then else shell scripting javatpoint. Shell if else Bash shell scripting if statement if then fi if then else fi if elif else fi .

Shell If Else

Web Feb 27 2020 nbsp 0183 32 if else statement If specified condition is not true in if part then else part will be execute Syntax if expression then statement1 else statement2 fi if elif else fi statement Else If ladder To use multiple conditions in one if Shell if else finclip. Unix if else if statements in shell scripting youtubeShell if else .

Shell scripting tutorials 29 the if then else statement youtube

Shell Scripting Tutorials 29 The if then else Statement YouTube

Web May 2 2023 nbsp 0183 32 If they re not old enough the else clause is executed and they re not allowed in bin bash customer age 25 if customer age ge 21 then echo quot Come on in quot else echo quot You can t come in quot fi Copy the script from above into an editor save it as a file called quot if age sh quot and use the chmod command to make it executable You ll need ;Let's see an example where we want to find if the first number is greater or smaller than the second one. Here, if [ $a -lt $b ] evaluates to false, which causes the else part of the code to run. #! /bin/sh a=99 b=45 if [ $a -lt $b ] then echo "a is less than b" else echo "a is greater than b" fi.

How to create simple shell scripts in linux linuxhowto

How To Create Simple Shell Scripts In Linux Linuxhowto

Shell If Else;Using else if statement in bash You can use an elif (else-if) statement whenever you want to test more than one expression (condition) at the same time. For example, the following age.sh bash script takes your age as an argument and will output a meaningful message that corresponds to your age: Web Aug 10 2021 nbsp 0183 32 This tutorial will walk you through the basics of the Bash if if else if elif else and nested if statements statements and show you how to use them in your shell scripts