MATLAB - String Handling
Identify the error in this MATLAB code snippet:
str = 'abc123';
matches = regexp(str, '\d+', 'match');
disp(matches{1});Identify the error in this MATLAB code snippet:
medium📝 Debug Q6 of 15
Step-by-Step Solution
Solution:
Step 1: Check regexp usage
Pattern '\\d+' is valid and 'match' returns a cell array of digit substrings.Step 2: Check cell array indexing
Using matches{1} correctly accesses the first matched substring.Final Answer:
No error; code runs correctly -> Option AQuick Check:
Cell array indexing with {} is correct [OK]
Quick Trick: Use {} to access cell contents [OK]
Common Mistakes:
- Using () instead of {}
- Thinking pattern is invalid
- Expecting numeric array instead of cell
Master "String Handling" in MATLAB
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