<?php
$FourDigitRandomNumber = mt_rand(1111,9999);
echo $FourDigitRandomNumber;
?>
<?php
$sixDigitRandomNumber = mt_rand(111111,999999);
echo $sixDigitRandomNumber;
?>
$limit = 3;
echo random_int(10 ** ($limit - 1), (10 ** $limit) - 1);
$digits = 3;
echo rand(pow(10, $digits-1), pow(10, $digits)-1);
$six_digit_random_number = random_int(100000, 999999)l
<?php
$FourDigitRandomNumber = mt_rand(1111,9999);
echo $FourDigitRandomNumber;
?>
function genrateRandomInteger($len = 10)
{
$last =-1; $code = '';
for ($i=0;$i<$len;$i++)
{
do {
$next_digit=mt_rand(0,9);
}
while ($next_digit == $last);
$last=$next_digit;
$code.=$next_digit;
}
return $code;
}