I am trying to do a regex that will show all product keys with the value #####-#####-#####-#####-#####
this is the regular expression i have created
[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}-[A-Z0-9]{5}
for some reason it just isn't working.