Regular Expressions 101

Pro

<value>the literal text <value> (case sensitive)

Character Class[\s\S]*?

*?matches any number of characters from the set below:

\sany whitespace character

\Sany non-whitespace character

Group 1(([0-2]?[0-9]?[0-9]\.){3}([0-2]?[0-9]?[0-9]))

Group 2([0-2]?[0-9]?[0-9]\.){3}

{3}repeats the group contents below exactly 3 times:

Character Class[0-2]?

?matches at most one character from the set below:

0-2one character from 0 (48₁₀) to 2 (50₁₀)

Character Class[0-9]?

?matches at most one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 3([0-2]?[0-9]?[0-9])

Character Class[0-2]?

?matches at most one character from the set below:

0-2one character from 0 (48₁₀) to 2 (50₁₀)

Character Class[0-9]?

?matches at most one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Character Class[\s\S]*?

*?matches any number of characters from the set below:

\sany whitespace character

\Sany non-whitespace character

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

value>the literal text value> (case sensitive)

Global pattern flags

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

No unit tests · Add a test to get started

25 tokens

<value>[\s\S]*?(([0-2]?[0-9]?[0-9]\.){3}([0-2]?[0-9]?[0-9]))[\s\S]*?<\/value>

There are no unit tests, click to add some.