← All built-ins / mt_srand()
mt_srand()
mt_srand(...$args): void
Parameters
| Name | Type | Description |
|---|---|---|
| $seed | int | seed value |
Return value
Seeds mt_rand() for reproducible sequences.
Example
mt_srand(7); $a = mt_rand(0, 1000); mt_srand(7); $b = mt_rand(0, 1000); echo $a == $b ? "reproducible" : "random";
reproducible