[Solved] Find the bug in this MATLAB code:str = 'banana';tf = contains(str, banana); — Ans: banana should be in quotes | MATLAB

MATLAB - String Handling

Find the bug in this MATLAB code:

str = 'banana';
tf = contains(str, banana);

Acontains returns indices, not logical

Bcontains function is misspelled

Cstr variable is not defined

Dbanana should be in quotes

Step-by-Step Solution

Solution:

Step 1: Check argument types for contains
Substring must be a string literal or variable, here banana is undefined.
Step 2: Correct usage
banana should be in quotes: 'banana'.
Final Answer:
banana should be in quotes -> Option D
Quick Check:
Substring must be quoted string [OK]

Quick Trick: Always quote substring literals [OK]

Common Mistakes:

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