categorical()
Data Types
categorical() is a MATLAB®-compatible data types function for create a categorical array from a cell array of strings. category levels are inferred in insertion order. use categorical() with no argument to create an empty categorical. Run it online in your browser with SimLab — free, no install, no license required.
Create a categorical array from a cell array of strings. Category levels are inferred in insertion order. Use categorical() with no argument to create an empty categorical.
Syntax
categorical(x)
categorical()
Examples — run categorical() in your browser
c = categorical({'red','green','red','blue'})▶ RunSee Also
Frequently Asked Questions about categorical()
Is the categorical() function free to use in SimLab?
Yes. SimLab is 100% free — no signup, no license, and no usage limits. You can run categorical() and 510+ other MATLAB®-compatible functions directly in your browser at simulations4all.com/simlab.
Do I need to install MATLAB to use categorical()?
No. SimLab runs entirely in your web browser with zero installation. The categorical() function works without any MATLAB® license or software download.
What does categorical() do?
Create a categorical array from a cell array of strings. Category levels are inferred in insertion order. Use categorical() with no argument to create an empty categorical. It is a MATLAB®-compatible data types function available in SimLab with the same calling syntax as MATLAB® — typically: categorical(x).
Can I run categorical() in my browser?
Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls categorical(), and run it. Execution happens locally in your browser — no data leaves your machine.
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