How do you check if a string is empty or not in Bash?

Problem Statement

Explanation

You can use the -z flag to test if a string is empty and -n to test if it’s not. Conditional checks like if [ -z "$name" ]; then echo 'Empty'; fi help control program flow based on user input.

Code Solution

SolutionRead Only

if [ -z "$input" ]; then
echo 'Empty'
fi

Practice Sets

This question appears in the following practice sets:

Shell Scripting Fundamentals

Next Question

Master Interviews
Anywhere, Anytime

How do you check if a string is empty or not in Bash?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which command lists all files including hidden ones in Linux?

Which command prints the current working directory path?

Which command moves you one directory up in Linux?

Which command combination creates and removes directories?

Which command moves files in Linux?

More from Linux & Shell Scripting

Master Interviews Anywhere, Anytime

How do you check if a string is empty or not in Bash?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which command lists all files including hidden ones in Linux?

Which command prints the current working directory path?

Which command moves you one directory up in Linux?

Which command combination creates and removes directories?

Which command moves files in Linux?

More from Linux & Shell Scripting

Master Interviews
Anywhere, Anytime