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Predefined Constants
The constants below are always available as part of the PHP core.
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MT_RAND_MT19937
(int)
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Indicates that the correct » Mt19937 (Mersenne Twister)
implementation will be used by the algorithm, when creating a Random\Engine\Mt19937 instance
using Random\Engine\Mt19937::__construct or seeding the global Mersenne Twister
with mt_srand.
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MT_RAND_PHP
(int)
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Indicates that an incorrect Mersenne Twister implementation will be used by the algorithm, when
creating a Random\Engine\Mt19937 instance using Random\Engine\Mt19937::__construct
or seeding the global Mersenne Twister with mt_srand.
The incorrect implementation is available for backwards compatibility with
mt_srand prior to PHP 7.1.0.
WarningThis feature has been
DEPRECATED as of PHP 8.3.0. Relying on this feature
is highly discouraged.
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