datenum()
Date & Time
datenum() is a MATLAB®-compatible date & time function for convert a datetime to the legacy matlab serial date number (days elapsed since 0000-01-00). provided for interop with old code; use datetime arithmetic in new scripts. Run it online in your browser with SimLab — free, no install, no license required.
Convert a datetime to the legacy MATLAB serial date number (days elapsed since 0000-01-00). Provided for interop with old code; use datetime arithmetic in new scripts.
Syntax
datenum(d)
Examples — run datenum() in your browser
n = datenum(datetime('2024-01-01'));▶ RunSee Also
Frequently Asked Questions about datenum()
Is the datenum() 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 datenum() and 510+ other MATLAB®-compatible function references at simulations4all.com/simlab.
Do I need to install MATLAB to use datenum()?
No. SimLab’s core parser, workspace state, and most functions run locally in your browser. The datenum() function requires no MATLAB® license or desktop software download.
What does datenum() do?
Convert a datetime to the legacy MATLAB serial date number (days elapsed since 0000-01-00). Provided for interop with old code; use datetime arithmetic in new scripts. It is a MATLAB®-compatible date & time function available in SimLab with the same calling syntax as MATLAB® — typically: datenum(d).
Can I run datenum() in my browser?
Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls datenum(), and run it. This function’s calculation runs locally in the browser. SimLab session analytics, sharing, feedback, and eligible acceleration have separate network boundaries.
Try SimLab — MATLAB®-compatible, free, in your browser
510+ functions. Runs in your browser. No install. No license.
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