regex101: PCRE2 (PHP) Match Workspace

^start of line

Non-Capturing Group(?:https?://)?

?repeats the group contents below at most once:

httpthe literal text http (case sensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

://the literal text ://

Non-Capturing Group(?:www\.)?

?repeats the group contents below at most once:

wwwthe literal text www (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

testthe literal text test (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

Non-Capturing Group(?:/subfolder)?

?repeats the group contents below at most once:

/subfolderthe literal text /subfolder (case sensitive)

/?optionally matches the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:\?\S*)?

?repeats the group contents below at most once:

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

\S*any non-whitespace character, repeated any number of times

$end of line

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

25 tokens

Regular Expression

^(?:https?://)?(?:www\.)?test\.com(?:/subfolder)?/?(?:\?\S*)?$

New

test.com
https://test.com
https://test.com?foo=bar
https://test.com/
https://test.com/?foo=bar
https://www.test.com
https://www.test.com/subfolder
https://www.test.com/subfolder/
https://www.test.com/subfolder/?foo=bar
test.com/subfolder
https://www.test.com/foo
test.com/foo
https://www.test.com/jason
https://www.test.com/jason?foo=bar

Extraction

test.com
https://test.com
https://test.com?foo=bar
https://test.com/
https://test.com/?foo=bar
https://www.test.com
https://www.test.com/subfolder
https://www.test.com/subfolder/
https://www.test.com/subfolder/?foo=bar
test.com/subfolder
https://www.test.com/foo
test.com/foo
https://www.test.com/jason
https://www.test.com/jason?foo=bar