do { $randomNumber; echo $randomNumber . "<br>"; $counter++; } while ($randomNumber != 99); code example
Example: generate unique random number php
<?php
$n=range(11,20);
shuffle($n);
for ($x=0; $x< 10; $x++)
{
echo $n[$x].' ';
}
echo "\n"
?>
<?php
$n=range(11,20);
shuffle($n);
for ($x=0; $x< 10; $x++)
{
echo $n[$x].' ';
}
echo "\n"
?>