Generate 16 Digit Random Number in PHP

Today, through the experts trick tutorial website, we will understand how to generate a 16 digit number at random. So let’s go.

php has only inbuilt function (mt_rand) of php to generate random number. In which you can generate any number from 0 to 9. This function supports all version of php.

For example you are given below.

mt_rand(0, 9)

How to Generate 16 Digits Random Number?

Now I will tell you how you can generate a random number of 16 digits using this function. Whose example is given below

generate_16_digit_random_number.php

<?php
function generatenumber($limit){
$code = '';
for($i = 0; $i < $limit; $i++) { 
$code .= mt_rand(0, 9); 
}
return $code;
}
echo generatenumber(16);
?>