This is what I came up with but it doesn't seem to work.
Code: Select all
$gridnumber = '8';
//adds a leading zero to single digits 1 to 9)
$num_of_numbers = count_chars($gridnumber);
if ($num_of_numbers == '1')
{
$gridnumber_array[] = '0';
$gridnumber_array[] = $gridnumber;
$gridnumber = implode('', $gridnumber_array);
}