Regular Expressions 101

Pro

1st Alternative\ *([\r\n]+)\ *

\ *the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

Group 1([\r\n]+)

Character Class[\r\n]+

+matches at least one character from the set below:

\ra carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

\ *the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

2nd Alternative([^\'"<\r\n]+)

Group 2([^\'"<\r\n]+)

Negated Character Class[^\'"<\r\n]+

+matches at least one character outside the set below:

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\ra carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

3rd Alternative\'(.*?)\'

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 3(.*?)

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

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

4th Alternative"(.*?)"

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 4(.*?)

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

"the literal " (34₁₀ / 42₈ / 22₁₆)

5th Alternative(?P<subrule><[^>|\s]+>)

Group subrule(?P<subrule><[^>|\s]+>)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Negated Character Class[^>|\s]+

+matches at least one character outside the set below:

>the literal > (62₁₀ / 76₈ / 3E₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

\sany whitespace character

>the literal > (62₁₀ / 76₈ / 3E₁₆)

6th Alternative([<]+)

Group 6([<]+)

Character Class[<]+

+matches at least one character from the set below:

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

25 tokens

\ *([\r\n]+)\ *|([^\'"<\r\n]+)|\'(.*?)\'|"(.*?)"|(?P<subrule><[^>|\s]+>)|([<]+)

<int_arith_ops_protected>'('<int_var_const>','<int_var_const>')'

<int_arith_ops_protected>'('<int_var_const>','<int_var_const>')'