Regex Tester

Email

[\w.+-]+@[\w-]+\.[a-zA-Z]{2,}

URL

https?:\/\/[\w.-]+(?:\.[\w.-]+)+[\w\-._~:/?#[\]@!$&'()*+,;=.]*

IPv4 address

\b(?:\d{1,3}\.){3}\d{1,3}\b

Hex color

#(?:[0-9a-fA-F]{3}){1,2}\b

Phone (US)

\(?\d{3}\)?[-.\s]?\d{3}[-.\s]?\d{4}

Date (YYYY-MM-DD)

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

Slug

^[a-z0-9]+(?:-[a-z0-9]+)*$

Whitespace

\s+

HTML tag

<([a-z][a-z0-9]*)\b[^>]*>(.*?)<\/\1>

Strong password

^(?=.*[a-z])(?=.*[A-Z])(?=.*\d)(?=.*[\W_]).{8,}$