MATLAB - String Handling
What does the MATLAB function strfind return when the substring is not found in the string?
What does the MATLAB function strfind return when the substring is not found in the string?
easy📝 Conceptual Q2 of 15
Step-by-Step Solution
Solution:
Step 1: Recall strfind behavior
strfind returns indices where substring starts or empty if not found.Step 2: Check what happens if substring missing
It returns an empty array, not logical or error.Final Answer:
An empty array [] -> Option DQuick Check:
Substring missing = empty array [] [OK]
Quick Trick: strfind returns [] if substring not found [OK]
Common Mistakes:
- Expecting logical false
- Thinking it throws error
- Confusing with contains output
Master "String Handling" in MATLAB
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