regex101: PCRE2 (PHP) Match Workspace

Group 1((http|https):\/\/)?

?repeats the group contents below at most once:

Group 2(http|https)

1st Alternativehttp

httpthe literal text http (case sensitive)

2nd Alternativehttps

httpsthe literal text https (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 3([a-z0-9-]+((\.[a-z0-9-]+)+)?)

Character Class[a-z0-9-]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 4((\.[a-z0-9-]+)+)?

?repeats the group contents below at most once:

Group 5(\.[a-z0-9-]+)+

+repeats the group contents below at least once:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[a-z0-9-]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 6(:[0-9]+)?

?repeats the group contents below at most once:

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Group 7(\/|\/([\w#!:.?+=&%@!\-\/]))?

?repeats the group contents below at most once:

1st Alternative\/

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative\/([\w#!:.?+=&%@!\-\/])

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 8([\w#!:.?+=&%@!\-\/])

Character Class[\w#!:.?+=&%@!\-\/]

\wany word character

#the literal # (35₁₀ / 43₈ / 23₁₆)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

%the literal % (37₁₀ / 45₈ / 25₁₆)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Search reference

Regular Expression

((http|https):\/\/)?([a-z0-9-]+((\.[a-z0-9-]+)+)?)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?

Test String
New

www.google.com

Regular Expression

Test StringNew

Test String
New