Regular Expression To Validate Credit/Debit Card Issue Number (Two Digits)

A Regular Expression to match a 2-digit number, which can be helpful in validating a Credit/Debit Card issue number.

/^[0-9]{2}$/g

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Matches:

• 12
• 02
• 20

Non-matches:

• 123
• ab
• !@

See Also:

• Credit Card Number Regular Expressions
• Regular Expression To Validate Credit Card Expiration Date
• Regular Expression To Match Credit Card CVV Number