rot90()

Core Math

rot90() is a MATLAB®-compatible core math function for rotate a matrix counterclockwise by 90 degrees, or by k*90 degrees. Run it online in your browser with SimLab — free, no install, no license required.

Rotate a matrix counterclockwise by 90 degrees, or by k*90 degrees.

Syntax

rot90(A)
rot90(A, k)

Examples — run rot90() in your browser

rot90([1 2; 3 4])
▶ Run
rot90([1 2; 3 4], 2)
▶ Run

See Also

More Core Math Functions

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Frequently Asked Questions about rot90()

Is the rot90() function free to use in SimLab?

The browser workspace requires no MATLAB® license or installation. Connected features require network access and may have account, tier, availability, or usage limits. You can open rot90() and 510+ other MATLAB®-compatible function references at simulations4all.com/simlab.

Do I need to install MATLAB to use rot90()?

No. SimLab’s core parser, workspace state, and most functions run locally in your browser. The rot90() function requires no MATLAB® license or desktop software download.

What does rot90() do?

Rotate a matrix counterclockwise by 90 degrees, or by k*90 degrees. It is a MATLAB®-compatible core math function available in SimLab with the same calling syntax as MATLAB® — typically: rot90(A).

Can I run rot90() in my browser?

Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls rot90(), and run it. This function’s calculation runs locally in the browser. SimLab session analytics, sharing, feedback, and eligible acceleration have separate network boundaries.

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