Regular Expressions 101

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

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

Character Class[a-z]*

*matches any number of characters from the set below:

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

colorthe literal text color (case sensitive)

Non-Capturing Group(?:=[A-Z]+)?

?repeats the group contents below at most once:

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Character Class[A-Z]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

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.

Search reference

Regular Expression

\[\/?[a-z]*color(?:=[A-Z]+)?]

Test String
New

[valign px=-2][center][bgcolor=GREEN]TESTING[/bgcolor][/center][/valign]

color=GREEN]  AND  color]   ---> Target ---> [bgcolor=GREEN]  AND  [/bgcolor]

Regular Expression

Test StringNew

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Test String
New

Extraction
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