Regular Expressions 101

Pro

##the literal text ##

Group tag(?P<tag>\w+)

\w+a Unicode word character, repeated at least once

=<the literal text =<

Non-Capturing Group(?:(?P<key>\w+)=(?P<value>[^,<>]*),?)*

*repeats the group contents below any number of times:

Group key(?P<key>\w+)

\w+a Unicode word character, repeated at least once

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Group value(?P<value>[^,<>]*)

Negated Character Class[^,<>]*

*matches any number of characters outside the set below:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

,?optionally matches the literal , (44₁₀ / 54₈ / 2C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

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

##(?P<tag>\w+)=<(?:(?P<key>\w+)=(?P<value>[^,<>]*),?)*>

New

##TAG=<key=val,key2=val2>