Regular Expressions 101

Pro

examplethe literal text example (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

paththe literal text path (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 1(.*?)

.*?any character (except for line terminators), repeated any number of times

Group 2(\/|$)

1st Alternative\/

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

2nd Alternative$

$end of line

Negative Lookahead(?!\w)

\wany word character

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

example\.com\/path\/(.*?)(\/|$)(?!\w)

New

https://example.com/path/some-slug-with-numbers-int

https://example.com/path/some-slug-with-numbers-int/

example.com/path/dont-capture-this-at-all/external/slah

Substitution

https://example.com/path/some-slug-with-numbers-int

https://example.com/path/some-slug-with-numbers-int/

example.com/path/dont-capture-this-at-all/external/slah