Regular Expressions 101

Pro

Group 1("example\.com)

"examplethe literal text "example (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

comthe literal text com (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 2(reviews|used-cars)

1st Alternativereviews

reviewsthe literal text reviews (case sensitive)

2nd Alternativeused-cars

used-carsthe literal text used-cars (case sensitive)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 3(.*[^\/$])

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

Negated Character Class[^\/$]

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

$the literal $ (36₁₀ / 44₈ / 24₁₆)

Group 4(\/?)

\/?optionally matches the literal / (47₁₀ / 57₈ / 2F₁₆)

Group 5(" )

" the literal text "

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

("example\.com)\/(reviews|used-cars)\/(.*[^\/$])(\/?)(" )

New

<a href="example.com/reviews/audi/a6/" class="button">Link with other attr</a>

<a href="example.com/reviews/audi/a6/">Link without other attr</a>

$1/$3/$2/$5

<a href="example.com/reviews/audi/a6/" class="button">Link with other attr</a>

<a href="example.com/reviews/audi/a6/">Link without other attr</a>