Bash Scripting - String Operations
What is the output of this bash script?
text="BashScript"
echo ${text,,}What is the output of this bash script?
medium📝 Command Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the script
The variable text contains "BashScript". The expression ${text,,} converts all characters to lowercase.Step 2: Predict output
All letters become lowercase, so output is "bashscript".Final Answer:
bashscript -> Option BQuick Check:
Lowercase conversion output = bashscript [OK]
Quick Trick: Double commas ,, convert all letters to lowercase [OK]
Common Mistakes:
MISTAKES- Expecting only first letter lowercase
- Confusing uppercase and lowercase syntax
- Ignoring case conversion operator
Master "String Operations" in Bash Scripting
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