/Shell/Bash/Env var linux to uppercase lowercase

Env var linux to uppercase lowercase

Env var linux to uppercase lowercase

If you are using bash 4 you can use the following approach:

x="HELLO"
echo $x  # HELLO

y=${x,,}
echo $y  # hello

z=${y^^}
echo $z  # HELLO

1

Source: stackoverflow.com

Similar codes

22 votes105 views6 answers
Add python to path
Shell/Bash
0 vote109 views1 answer
Check for webhint version
Shell/Bash
0 vote98 views1 answer
How to change the web default browser in linux
Shell/Bash
18 votes115 views1 answer
How to install crispy forms django
Shell/Bash
0 vote106 views1 answer
Sanctum laravel github
Shell/Bash
0 vote106 views1 answer
How we can push code without pulling code on git branch
Shell/Bash
2 votes62 views1 answer
Unable to install "<PACKAGE>": snap "<PACKAGE>" has "install-snap" change in progress
Shell/Bash
7 votes99 views3 answers
How to install spotify in ubuntu
Shell/Bash
11 votes102 views3 answers
Bash: make: command not found
Shell/Bash
0 vote111 views1 answer
Run latex from command line
Shell/Bash

Share