Regular Expressions 101

Group key(?<key>[\w\s]+:)

Character Class[\w\s]+

+matches at least one character from the set below:

\wany word character

\sany whitespace character

:the literal : (58₁₀ / 72₈ / 3A₁₆)

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

Group value(?<value>.+?)

.+?any character (except for line terminators), repeated at least once

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

Positive Lookahead(?=(?:[Aa]rtist|[Tt]itle|(?:[Ff]ramed )?[Dd]imensions):|$)

1st Alternative(?:[Aa]rtist|[Tt]itle|(?:[Ff]ramed )?[Dd]imensions):

Non-Capturing Group(?:[Aa]rtist|[Tt]itle|(?:[Ff]ramed )?[Dd]imensions)

1st Alternative[Aa]rtist

Character Class[Aa]

Athe literal A (65₁₀ / 101₈ / 41₁₆) (case sensitive)

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

rtistthe literal text rtist (case sensitive)

2nd Alternative[Tt]itle

Character Class[Tt]

Tthe literal T (84₁₀ / 124₈ / 54₁₆) (case sensitive)

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

itlethe literal text itle (case sensitive)

3rd Alternative(?:[Ff]ramed )?[Dd]imensions

Non-Capturing Group(?:[Ff]ramed )?

?repeats the group contents below at most once:

Character Class[Ff]

Fthe literal F (70₁₀ / 106₈ / 46₁₆) (case sensitive)

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

ramed the literal text ramed (case sensitive)

Character Class[Dd]

Dthe literal D (68₁₀ / 104₈ / 44₁₆) (case sensitive)

dthe literal d (100₁₀ / 144₈ / 64₁₆) (case sensitive)

imensionsthe literal text imensions (case sensitive)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

2nd Alternative$

$end of string, or before its final line terminator

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?<key>[\w\s]+:)\s*(?<value>.+?)\s*(?=(?:[Aa]rtist|[Tt]itle|(?:[Ff]ramed )?[Dd]imensions):|$)

New

Artist: foo Title: bar Dimensions: x Framed dimensions: y