PHP mt_srand() - Math Functions

What is mt_srand Function?

Explanation

The mt_srand() function seeds the random number generator for mt_rand().This function should be called only once, and should be called before mt_rand() function.

Syntax:


mt_srand(seed)

In the above syntax "seed" specifies a seed number to the function to generate a random number.

Example :


<?php
mt_srand(mktime());
echo(mt_rand());
?>
Result :

1231655472

In the above example the seed is given as a function mktime(), the random values are returned based on that.

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