Credit card numbers are numeric data that follow the 14-digit or 16-digit patterns for credit cards.
Pattern:
#### #### #### #### ####-####-####-#### #### #### #### ## ####-####-####-##
Notes:
Some numerical combinations in the above patterns may be:
- widely known test values
- invalid for credit card numbers
For more information, see Data Type Validation Patterns.
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