What is the regex pattern for url?

The regex pattern for url is: ^https?://[\w.-]+(?:\.[a-zA-Z]{2,})(?:/[^\s]*)?$.

How does the url regex work?

^: Start of string. https?://: Protocol (http:// or https://). [\w.-]+: Domain name characters. (?:\.[a-zA-Z]{2,}): TLD (dot followed by 2+ letters). (?:/[^\s]*)?: Optional path and query string (no whitespace). $: End of string.

Regex for URL

Matches HTTP and HTTPS URLs with a domain, optional path, and query string.

Pattern

/^https?://[\w.-]+(?:\.[a-zA-Z]{2,})(?:/[^\s]*)?$/

Pattern Breakdown

Token	Explanation
^	Start of string
https?://	Protocol (http:// or https://)
[\w.-]+	Domain name characters
(?:\.[a-zA-Z]{2,})	TLD (dot followed by 2+ letters)
(?:/[^\s]*)?	Optional path and query string (no whitespace)
$	End of string

Test Examples

Input	Match?
https://example.com	Match
http://sub.domain.co.uk/path?q=1	Match
https://example.com/path/to/page	Match
ftp://example.com	No match
not a url	No match

Common Use Cases

Link validation
URL extraction from text
Input sanitization
Web scraping

Variations

^(https?|ftp)://[^\s]+$

Includes FTP protocol

https?://[^\s]+

Non-anchored for finding URLs in text

Other Regex Patterns

Email Address US Phone Number International Phone Number IPv4 Address IPv6 Address Date (MM/DD/YYYY)Date (ISO 8601 YYYY-MM-DD)Time (HH:MM, 24-hour)Credit Card Number US Social Security Number US ZIP Code Hex Color Code

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