Regular Expressions 101

<divthe literal text <div (case sensitive)

Negated Character Class[^>]*

*matches any number of characters outside the set below:

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Group 1((?:(?R)|(?:(?!<\/?div)[\s\S]))*)

Non-Capturing Group(?:(?R)|(?:(?!<\/?div)[\s\S]))*

*repeats the group contents below any number of times:

1st Alternative(?R)

(?R)recurses into the entire pattern

2nd Alternative(?:(?!<\/?div)[\s\S])

Non-Capturing Group(?:(?!<\/?div)[\s\S])

Negative Lookahead(?!<\/?div)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

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

divthe literal text div (case sensitive)

Character Class[\s\S]

\sany whitespace character

\Sany non-whitespace character

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

div>the literal text div> (case sensitive)

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

Regular Expression

<div[^>]*>((?:(?R)|(?:(?!<\/?div)[\s\S]))*)<\/div>

New

<div class="1">abc
<!-- 
comentario </div>
-->
xyz
</div>

<div class="1" >
abc
<p>div2</p>
xyz
</div>