[Solved] Which of the following is the correct syntax to use a when clause in a catch block?try { // code } catch (Exception ex) _____ { // handle } | C Sharp (C#)

C Sharp (C#) - Exception Handling

Which of the following is the correct syntax to use a when clause in a catch block?

try {
    // code
} catch (Exception ex) _____ {
    // handle
}

Awhile (ex.Message.Contains("error"))

Bif (ex.Message.Contains("error"))

Cwhere (ex.Message.Contains("error"))

Dwhen (ex.Message.Contains("error"))

Step-by-Step Solution

Solution:

Step 1: Recall the correct keyword for condition in catch
The correct keyword to add a condition in catch is when.
Step 2: Match the syntax with the options
Only when (ex.Message.Contains("error")) uses when correctly with the condition.
Final Answer:
when (ex.Message.Contains("error")) -> Option D
Quick Check:
Use 'when' keyword for catch condition [OK]

Quick Trick: Use 'when' keyword, not if/where/while in catch [OK]

Common Mistakes:

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Which of the following is the correct syntax to use a when clause in a catch block?