regex101: PCRE2 (PHP) Match Workspace

@importthe literal text @import (case insensitive)

\s*any whitespace character, repeated any number of times

Non-Capturing Group(?:(['"])?(?:\\\1|.)*\1.*|url\(\s*(?:(['"])?(?:\\\2|.)*\2|(?:\\[\)\'\"]|[^'")])*)\s*\).*)

1st Alternative(['"])?(?:\\\1|.)*\1.*

Group 1(['"])?

?repeats the group contents below at most once:

Character Class['"]

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

Non-Capturing Group(?:\\\1|.)*

*repeats the group contents below any number of times:

1st Alternative\\\1

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\1the text saved by group 1

2nd Alternative.

.any character (except for line terminators)

\1the text saved by group 1

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

2nd Alternativeurl\(\s*(?:(['"])?(?:\\\2|.)*\2|(?:\\[\)\'\"]|[^'")])*)\s*\).*

urlthe literal text url (case insensitive)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\s*any whitespace character, repeated any number of times

Non-Capturing Group(?:(['"])?(?:\\\2|.)*\2|(?:\\[\)\'\"]|[^'")])*)

1st Alternative(['"])?(?:\\\2|.)*\2

Group 2(['"])?

?repeats the group contents below at most once:

Character Class['"]

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

Non-Capturing Group(?:\\\2|.)*

*repeats the group contents below any number of times:

1st Alternative\\\2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\2the text saved by group 2

2nd Alternative.

.any character (except for line terminators)

\2the text saved by group 2

2nd Alternative(?:\\[\)\'\"]|[^'")])*

Non-Capturing Group(?:\\[\)\'\"]|[^'")])*

*repeats the group contents below any number of times:

1st Alternative\\[\)\'\"]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Character Class[\)\'\"]

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative[^'")]

Negated Character Class[^'")]

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\s*any whitespace character, repeated any number of times

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

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

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

Global pattern flags

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

U modifier: Ungreedy. Quantifiers are lazy by default. A trailing ? makes a quantifier greedy

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

Search reference

Regular Expression

@import\s*(?:(['"])?(?:\\\1|.)*\1.*|url\(\s*(?:(['"])?(?:\\\2|.)*\2|(?:\\[\)\'\"]|[^'")])*)\s*\).*);

Unit Tests

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