random_int — Generates cryptographically secure pseudo-random integers
random_int ( int $min , int $max ) : int
Generates cryptographic random integers that are suitable for use where unbiased results are critical, such as when shuffling a deck of cards for a poker game.
The sources of randomness used for this function are as follows:
Note: Although this function was added to PHP in PHP 7.0, a » userland implementation is available for PHP 5.2 to 5.6, inclusive.
The lowest value to be returned, which must be
PHP_INT_MIN or higher.
The highest value to be returned, which must be less than or equal to
Returns a cryptographically secure random integer in the range
Example #1 random_int() example
<?php var_dump(random_int(100, 999)); var_dump(random_int(-1000, 0)); ?>
The above example will output something similar to:
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