Regular Expressions 101

Explanation

Pro

1st Alternative(?:.*\D)?(\d+ pc)

Non-Capturing Group(?:.*\D)?

?repeats the group contents below at most once:

.*any Unicode character (except for line terminators), repeated any number of times

\Dany character that is not a Unicode decimal digit

Group 1(\d+ pc)

\d+a Unicode decimal digit, repeated at least once

pcthe literal text pc (case sensitive)

2nd Alternative(\d+ oz)

Group 2(\d+ oz)

\d+a Unicode decimal digit, repeated at least once

ozthe literal text oz (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

25 tokens

(?:.*\D)?(\d+ pc)|(\d+ oz)

New

1 oz Silver Eagles Monster Box  (500 pc)
Silver Eagle Monster Box (500 pcs 1 oz coins)
2021 10 oz Silver Royal Canadian Mint Bar

1 oz Silver Eagles Monster Box  (500 pc)
Silver Eagle Monster Box (500 pcs 1 oz coins)
2021 10 oz Silver Royal Canadian Mint Bar