I have a filename i need to validate using preg_match in PHP, but i dont know much about regex patterns to fix my issue.
The string i am trying to validate is 2 numbers (0-9), a comma, 2 numbers (0-9), a hyphen, 2 numbers (0-9), a comma, 2 numbers (0-9)
An example is
I have tried the following
But both seem to fail one way or another. Could someone help point me in the right direction