Generate 3 Digit Random Number in PHP

rand() or mt_rand() functions can be used to Generate 3 Digit Random Number in PHP. Examples given below show how to Generate 3 Digit number using rand and mt_rand functions.

Generate 3 Digit Random Number using rand()

To Generate 3 Digit number using rand() function we will define the lowest number and highest number as it's parameters. The rand() function will return a random integer between min and max numbers (including min and max numbers).

Syntax of rand()

The syntax of rand() function is given below.

<?php
rand(min,max);
?>

Example 1

<?php
$ThreeDigitRandomNumber = rand(100,999);
echo $ThreeDigitRandomNumber;
?>

Output

473

Generate 3 Digit Random Number using mt_rand()

mt_rand() function is just like rand() function but it is 4 times faster than rand() function. To use mt_rand() function define min and max numbers. The mt_rand() function will return a random integer between min and max numbers (including min and max numbers).

Syntax of mt_rand()

The syntax of mt_rand() function is given below.

<?php
mt_rand(min,max);
?>

The mt_rand() returns false if second number is smaller than first one.

Example 2

<?php
$ThreeDigitRandomNumber = mt_rand(100,999);
echo $ThreeDigitRandomNumber;
?>

Output

786

Also Read:

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