php number_format starts with 0 code example
Example 1: php number format
$num = 12345.6789;
echo number_format($num, 2, '.', '') //12345.67
echo number_format($num, 3, ',', '.') //12.345,678
Example 2: php pad leading zeros
str_pad($value, 8, '0', STR_PAD_LEFT);