regex101: Web url to image file including capture groups

^start of line

Non-Capturing Group(?:(?:(?<protocol>(?:http|https)):\/\/)?(?:(?<authority>(?:[A-Za-z](?:[A-Za-z\d\-]*[A-Za-z\d])?)(?:\.[A-Za-z][A-Za-z\d\-]*[A-Za-z\d])*)(?:\:(?<port>[0-9]+))?\/)(?:(?<path>[^\/][^\?\#\;]*\/))?)?

?repeats the group contents below at most once:

Non-Capturing Group(?:(?<protocol>(?:http|https)):\/\/)?

?repeats the group contents below at most once:

Group protocol(?<protocol>(?:http|https))

Non-Capturing Group(?: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)

Non-Capturing Group(?:(?<authority>(?:[A-Za-z](?:[A-Za-z\d\-]*[A-Za-z\d])?)(?:\.[A-Za-z][A-Za-z\d\-]*[A-Za-z\d])*)(?:\:(?<port>[0-9]+))?\/)

Group authority(?<authority>(?:[A-Za-z](?:[A-Za-z\d\-]*[A-Za-z\d])?)(?:\.[A-Za-z][A-Za-z\d\-]*[A-Za-z\d])*)

Non-Capturing Group(?:[A-Za-z](?:[A-Za-z\d\-]*[A-Za-z\d])?)

Character Class[A-Za-z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

Non-Capturing Group(?:[A-Za-z\d\-]*[A-Za-z\d])?

?repeats the group contents below at most once:

Character Class[A-Za-z\d\-]*

*matches any number of characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

\da digit

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[A-Za-z\d]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

\da digit

Non-Capturing Group(?:\.[A-Za-z][A-Za-z\d\-]*[A-Za-z\d])*

*repeats the group contents below any number of times:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[A-Za-z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

Character Class[A-Za-z\d\-]*

*matches any number of characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

\da digit

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[A-Za-z\d]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

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

\da digit

Non-Capturing Group(?:\:(?<port>[0-9]+))?

?repeats the group contents below at most once:

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group port(?<port>[0-9]+)

Character Class[0-9]+

+matches at least one character from the set below:

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

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:(?<path>[^\/][^\?\#\;]*\/))?

?repeats the group contents below at most once:

Group path(?<path>[^\/][^\?\#\;]*\/)

Negated Character Class[^\/]

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Negated Character Class[^\?\#\;]*

*matches any number of characters outside the set below:

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

\#the literal # (35₁₀ / 43₈ / 23₁₆)

\;the literal ; (59₁₀ / 73₈ / 3B₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group file(?<file>[^\?\#\/\\]*\.(?<extension>[Jj][Pp][Ee]?[Gg]|[Pp][Nn][Gg]|[Gg][Ii][Ff]))

Negated Character Class[^\?\#\/\\]*

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group extension(?<extension>[Jj][Pp][Ee]?[Gg]|[Pp][Nn][Gg]|[Gg][Ii][Ff])

Non-Capturing Group(?:\?(?<query>[^\#]*))?

Non-Capturing Group(?:\#(?<fragment>.*))?

$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

^(?:(?:(?<protocol>(?:http|https)):\/\/)?(?:(?<authority>(?:[A-Za-z](?:[A-Za-z\d\-]*[A-Za-z\d])?)(?:\.[A-Za-z][A-Za-z\d\-]*[A-Za-z\d])*)(?:\:(?<port>[0-9]+))?\/)(?:(?<path>[^\/][^\?\#\;]*\/))?)?(?<file>[^\?\#\/\\]*\.(?<extension>[Jj][Pp][Ee]?[Gg]|[Pp][Nn][Gg]|[Gg][Ii][Ff]))(?:\?(?<query>[^\#]*))?(?:\#(?<fragment>.*))?$

New

https://www.somedomain.com:8080/path1/path2/test.jpeg?version=1.2&size-medium#54