PHP mt_srand() Function

In this chapter you will learn:

  1. Definition for PHP mt_srand() Function
  2. Syntax for PHP mt_srand() Function
  3. Parameter for PHP mt_srand() Function
  4. Return for PHP mt_srand() Function
  5. Example - seed a random value

Definition

The mt_srand() function seeds the Mersenne Twister random number generator.

Syntax

PHP mt_srand() Function has the following syntax.

mt_srand(seed);

Parameter

ParameterIs Required Description
seedOptional. Seed value

Return

None

Example

Seed the random number generator:


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

The code above generates the following result.

Next chapter...

What you will learn in the next chapter:

  1. Definition for PHP octdec() Function
  2. Syntax for PHP octdec() Function
  3. Parameter for PHP octdec() Function
  4. Return for PHP octdec() Function
  5. Example - Convert octal to decimal