Format

Matching string

Social Security number

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

Phone number

((\(\d{3}\) ?)|(\d{3}-))?\d{3}-\d{4}

ZIP code

\d{5}(-\d{4})?

Email address

[\w-]+@([\w-]+\.)+[\w-]+

Internet URL

http://([\w-]\.)+[\w-](/[\w- ./?%=]*)?

Credit card

\d{4}-?\d{4}-?\d{4}-?\d{4}