isempty()
Environment
isempty() is a MATLAB®-compatible environment function for test if a value is empty. returns 1 for empty arrays/strings, 0 otherwise. Run it online in your browser with SimLab — free, no install, no license required.
Test if a value is empty. Returns 1 for empty arrays/strings, 0 otherwise.
Syntax
isempty(x)
Examples — run isempty() in your browser
See Also
Frequently Asked Questions about isempty()
Is the isempty() 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 isempty() and 510+ other MATLAB®-compatible function references at simulations4all.com/simlab.
Do I need to install MATLAB to use isempty()?
No. SimLab’s core parser, workspace state, and most functions run locally in your browser. The isempty() function requires no MATLAB® license or desktop software download.
What does isempty() do?
Test if a value is empty. Returns 1 for empty arrays/strings, 0 otherwise. It is a MATLAB®-compatible environment function available in SimLab with the same calling syntax as MATLAB® — typically: isempty(x).
Can I run isempty() in my browser?
Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls isempty(), 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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510+ functions. Runs in your browser. No install. No license.
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