- 🇳🇿New Zealand quietone
This for D7 documentation and D7 is End of Life.
API page: http://api.drupal.org/api/drupal/developer%21topics%21forms_api_referenc...
Under the section for '#submit':
> rather than the default form validation function which is the form ID with _submit appended to it.
A validation function ends in _validate, never _submit.
That said, I am not entirely sure what this is MEANT to say, as I am not sure how one switches between the two possibilities described earlier in the same sentence:
> This is usually to add additional submit functions to a form, or to use an alternate function
Closed: outdated
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This for D7 documentation and D7 is End of Life.