What does rand mean in php

This article will explain in detail what rand means in php. The editor thinks it is very practical, so I share it with you as a reference. I hope you can get something after reading this article.

In php, the rand () function means to generate a random integer with the syntax "rand (min,max)"; the parameter min is used to set the minimum value of a random number, and the parameter max is used to set the maximum value of a random number, which returns a random integer from min to max (including min and max).

Operating environment of this tutorial: windows10 system, PHP7.1 version, DELL G3 computer

The rand function in php stands for generating random integers.

If you want a random integer between 10 and 100, inclusive, use rand (10100).

The syntax is as follows:

Rand (); orrand (min,max)

Parameter min is used to specify the minimum value of random integers, and parameter max is used to specify the maximum value of random integers. Both parameters are optional.

The result returned is a random integer between min (or 0) and max (or mt_getrandmax ()), including boundary values.

Examples are as follows:

The output is randomly as follows:

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