Regular Expressions 101

Pro

^start of line

Non-Capturing Group(?:\S+:\/\/)?

?repeats the group contents below at most once:

\S+any non-whitespace character, repeated at least once

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:\S+@)?

?repeats the group contents below at most once:

\S+any non-whitespace character, repeated at least once

@the literal @ (64₁₀ / 100₈ / 40₁₆)

Group host(?'host'\S+?)

\S+?any non-whitespace character, repeated at least once

Character Class[:\/]

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group owner(?'owner'\S+?)

\S+?any non-whitespace character, repeated at least once

Character Class[\/]

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group repository(?'repository'\S+)

\S+any non-whitespace character, repeated at least once

$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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

^(?:\S+:\/\/)?(?:\S+@)?(?'host'\S+?)[:\/](?'owner'\S+?)[\/](?'repository'\S+)$

New

https://github.com/rawkode/dotfiles
https://github.com/rawkode/dotfiles/2

git@github.com:rawkode/dotfiles
git@github.com:rawkode/dotfiles/micro/1/2

ssh://git@github.com/rawkode/dotfiles
ssh://git@github.com/rawkode/dotfiles/micro/1