regex101: PCRE (Legacy) Match Workspace

Pro

1st Alternative<a href=\S+

<a href=the literal text <a href= (case insensitive)

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

2nd Alternative\b((?:https?:(?:\/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?!js)[a-z]{2,6}\/)(?:[^\s()<>{}\[\]]+)(?:[^\s`!()\[\]{};:'".,<>?Â«Â»â€œâ€â€˜â€™])|(?:(?<!@)[a-z0-9]+(?:[.\-][a-z0-9]+)*[.](?!js)[a-z]{2,6}\b\/?(?!@)))

\ban ASCII word boundary

Group 1((?:https?:(?:\/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?!js)[a-z]{2,6}\/)(?:[^\s()<>{}\[\]]+)(?:[^\s`!()\[\]{};:'".,<>?Â«Â»â€œâ€â€˜â€™])|(?:(?<!@)[a-z0-9]+(?:[.\-][a-z0-9]+)*[.](?!js)[a-z]{2,6}\b\/?(?!@)))

1st Alternative(?:https?:(?:\/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?!js)[a-z]{2,6}\/)(?:[^\s()<>{}\[\]]+)(?:[^\s`!()\[\]{};:'".,<>?Â«Â»â€œâ€â€˜â€™])

Non-Capturing Group(?:https?:(?:\/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?!js)[a-z]{2,6}\/)

1st Alternativehttps?:(?:\/{1,3}|[a-z0-9%])

httpthe literal text http (case insensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case insensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Non-Capturing Group(?:\/{1,3}|[a-z0-9%])

1st Alternative\/{1,3}

\/{1,3}the literal / (47₁₀ / 57₈ / 2F₁₆) , repeated between 1 and 3 times

2nd Alternative[a-z0-9%]

Character Class[a-z0-9%]

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

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

%the literal % (37₁₀ / 45₈ / 25₁₆)

2nd Alternative[a-z0-9.\-]+[.](?!js)[a-z]{2,6}\/

Character Class[a-z0-9.\-]+

+matches at least one character from the set below:

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

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

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[.]

.the literal . (46₁₀ / 56₈ / 2E₁₆)

Negative Lookahead(?!js)

jsthe literal text js (case insensitive)

Character Class[a-z]{2,6}

{2,6}matches between 2 and 6 characters from the set below:

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

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Non-Capturing Group(?:[^\s()<>{}\[\]]+)

Negated Character Class[^\s()<>{}\[\]]+

+matches at least one character outside the set below:

\sany whitespace character

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

{the literal { (123₁₀ / 173₈ / 7B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

Non-Capturing Group(?:[^\s`!()\[\]{};:'".,<>?Â«Â»â€œâ€â€˜â€™])

Negated Character Class[^\s`!()\[\]{};:'".,<>?Â«Â»â€œâ€â€˜â€™]

\sany whitespace character

`the literal ` (96₁₀ / 140₈ / 60₁₆)

!the literal ! (33₁₀ / 41₈ / 21₁₆)

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

{the literal { (123₁₀ / 173₈ / 7B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Âthe literal Â (194₁₀ / 302₈ / C2₁₆) (case insensitive)

«the literal « (171₁₀ / 253₈ / AB₁₆)

»the literal » (187₁₀ / 273₈ / BB₁₆)

âthe literal â (226₁₀ / 342₈ / E2₁₆) (case insensitive)

€the literal € (8364₁₀ / 20254₈ / 20AC₁₆)

œthe literal œ (339₁₀ / 523₈ / 153₁₆) (case insensitive)

the literal (157₁₀ / 235₈ / 9D₁₆)

˜the literal ˜ (732₁₀ / 1334₈ / 2DC₁₆)

™the literal ™ (8482₁₀ / 20442₈ / 2122₁₆)

2nd Alternative(?:(?<!@)[a-z0-9]+(?:[.\-][a-z0-9]+)*[.](?!js)[a-z]{2,6}\b\/?(?!@))

Non-Capturing Group(?:(?<!@)[a-z0-9]+(?:[.\-][a-z0-9]+)*[.](?!js)[a-z]{2,6}\b\/?(?!@))

Negative Lookbehind(?<!@)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

Character Class[a-z0-9]+

+matches at least one character from the set below:

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

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

Non-Capturing Group(?:[.\-][a-z0-9]+)*

*repeats the group contents below any number of times:

Character Class[.\-]

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[a-z0-9]+

Character Class[.]

Negative Lookahead(?!js)

Character Class[a-z]{2,6}

\ban ASCII word boundary

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

Negative Lookahead(?!@)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

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

25 tokens

Regular Expression

<a href=\S+|\b((?:https?:(?:\/{1,3}|[a-z0-9%])|[a-z0-9.\-]+[.](?!js)[a-z]{2,6}\/)(?:[^\s()<>{}\[\]]+)(?:[^\s`!()\[\]{};:'".,<>?Â«Â»â€œâ€â€˜â€™])|(?:(?<!@)[a-z0-9]+(?:[.\-][a-z0-9]+)*[.](?!js)[a-z]{2,6}\b\/?(?!@)))

Unit Tests

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