Regular Expressions 101

Explanation

Pro

Group 1(<li.*?(?!<br).*?\/li>)+

+repeats the group contents below at least once:

<lithe literal text <li (case sensitive)

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

Negative Lookahead(?!<br)

<brthe literal text <br (case sensitive)

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

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

li>the literal text li> (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

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25 tokens

(<li.*?(?!<br).*?\/li>)+

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