Email Address

[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}

Phone (US)

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

URL

https?://[^\s]+

IP Address

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

Strong Password

^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[@$!%*?&])[A-Za-z\d@$!%*?&]{8,}$

Hex Color

#[0-9A-Fa-f]{6}

Date (YYYY-MM-DD)

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

Tracking Number

[A-Z]{2}\d{6,10}