Bash regex if condition

Use following structure:
if [[ $digit =~ [0-9] ]]; then //run if a digit included in $digit string
    echo "$digit is a digit"
else
    echo "oops"
fi

Similar codes

1 vote227 views1 answer
Global find and replace vi
Shell/Bash
23 votes196 views1 answer
Java check jre version
Shell/Bash
1 vote197 views1 answer
Zsh: courpt historyfile
Shell/Bash
12 votes198 views2 answers
Docker exec as root
Shell/Bash
112 votes199 views6 answers
Install nodejs in linux
Shell/Bash
3 votes204 views1 answer
How to install sublime text on arch linux
Shell/Bash
4 votes211 views3 answers
Command ng not found
Shell/Bash
2 votes219 views1 answer
Grep search text in folder
Shell/Bash
89 votes211 views6 answers
Windows kill port
Shell/Bash
1 vote257 views1 answer
Check busy ports linux
Shell/Bash