Bash Scripting - Functions
How can you capture both the output message and the return status of a bash function
myfunc?How can you capture both the output message and the return status of a bash function myfunc?
hard🚀 Application Q9 of 15
Step-by-Step Solution
Solution:
Step 1: Capture output with command substitution
Useoutput=$(myfunc)to store echoed text.Step 2: Capture return status with $?
Immediately after,status=$?stores the function's return code.Final Answer:
output=$(myfunc); status=$? -> Option BQuick Check:
Output with $(), status with $? = D [OK]
Quick Trick: Use output=$(func); status=$? to capture both [OK]
Common Mistakes:
MISTAKES- Mixing output and status variables
- Calling function twice to get status
- Assigning status incorrectly
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