ExpressionSearches for a match to:
 ^\d{5}(?:[-\s]\d{4})?$

Zip Code:
A 5 digit zip code with or without the 4 extra digits.
80524
80524-1245
80524 1254

^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$

Email Address:
Checks that it is in the proper format, not if it is an existing email address.

^\d{3}-\d{2}-\d{4}$

Social Security Number:
Check that it is a hyphenated SSN in the format of
333-33-3333

bd{1,3}.d{1,3}.d{1,3}.d{1,3}b

IP address

^(?:4[0-9]{12}(?:[0-9]{3})?|5[1-5][0-9]{14}|6(?:011|5[0-9][0-9])[0-9]{12}|3[47][0-9]{13}|3(?:0[0-5]|[68][0-9])[0-9]{11}|(?:2131|1800|35d{3})d{11})$

Credit Card

^(0[1-9]|1[012])[- /.](0[1-9]|[12][0-9]|3[01])[- /.](19|20)dd$

Date in American format:
Month/Day/4-digit year
MM/DD/YYYY

Regular Expressions for matching numbers

ExpressionSearches for a match to:
/[0-9 -()+]+$/

Integers Only:
whole numbers with no decimal places or fractions

^([0-9]|[1-9][0-9]|[1-9][0-9][0-9])$

Number in range of 0 - 999