regex101: JavaScript Match Workspace

Pro

^start of line

binsthe literal text bins (case insensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

fs:the literal text fs: (case insensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

rrrrthe literal text rrrr (case insensitive)

Group 1([bins/fs://\w*]+)?

?repeats the group contents below at most once:

Character Class[bins/fs://\w*]+

+matches at least one character from the set below:

bthe literal b (98₁₀ / 142₈ / 62₁₆) (case insensitive)

ithe literal i (105₁₀ / 151₈ / 69₁₆) (case insensitive)

nthe literal n (110₁₀ / 156₈ / 6E₁₆) (case insensitive)

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case insensitive)

/the literal / (47₁₀ / 57₈ / 2F₁₆)

fthe literal f (102₁₀ / 146₈ / 66₁₆) (case insensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\wany word character

*the literal * (42₁₀ / 52₈ / 2A₁₆)

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

26 tokens

Regular Expression

^bins\/fs:\/\/rrrr([bins/fs://\w*]+)?

New

bins/fs://rrrr         - should match

bins/fs://raw/gg       - should match

bins/fs://raw/gg/qq    - should match

bins/gs://raw/mm       - should not match gs

bins/gs                - should not match

library                - should not match

junk/fs://             - should not match



Note: 'rrrr' can be anything or string with single forward /

Substitution

bins/fs://rrrr         - should match

bins/fs://raw/gg       - should match

bins/fs://raw/gg/qq    - should match

bins/gs://raw/mm       - should not match gs

bins/gs                - should not match

library                - should not match

junk/fs://             - should not match



Note: 'rrrr' can be anything or string with single forward /