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checkdate()

Validates a Gregorian date.

checkdate()

function checkdate(int $month, int $day, int $year): bool

Validates a Gregorian date.

Parameters:

  • $month (int)
  • $day (int)
  • $year (int)

Returns: bool

No examples yet — check examples/ and showcases/ for usage patterns.

Internals

For how checkdate is implemented in the compiler, see the internals page.