[Solved] Identify the error in this script:name="UserName" echo ${name^^?} - Ans: Invalid syntax with extra '?' after ^^ | Bash Scripting

Bash Scripting - String Operations

Identify the error in this script:

name="UserName"
echo ${name^^?}

AInvalid syntax with extra '?' after ^^

BVariable name is incorrect

CMissing quotes around variable

DNo error, script runs fine

Step-by-Step Solution

Solution:

Step 1: Check syntax of uppercase conversion
The correct syntax for all uppercase is ${variable^^} without any extra characters.
Step 2: Identify error
The extra '?' after ^^ is invalid and causes syntax error.
Final Answer:
Invalid syntax with extra '?' after ^^ -> Option A
Quick Check:
Extra characters after ^^ cause syntax error [OK]

Quick Trick: Do not add extra characters after ^^ or ,, [OK]

Common Mistakes:

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