Generate random numbers:
The rand() function generates a random integer.
Tip: If you want a random integer between 10 and 100 (inclusive), use rand (10,100).
Tip: The mt_rand() function produces a better random value, and is 4 times faster than rand().
| Parameter | Description |
|---|---|
| min | Optional. Specifies the lowest number to be returned. Default is 0 |
| max | Optional. Specifies the highest number to be returned. Default is getrandmax() |
| Return Value: | A random integer between min (or 0) and max (or getrandmax() inclusive) |
|---|---|
| Return Type: | Integer |
| PHP Version: | 4+ |
| PHP Changelog: | PHP 4.2.0: Random number generator is seeded automatically |
PHP Math Reference
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