Regular Expressions 101

<hthe literal text <h (case sensitive)

\da digit

.*?any character, repeated any number of times

Positive Lookahead(?=<h\d)

<hthe literal text <h (case sensitive)

\da digit

Global pattern flags

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

s modifier: single line. Allows a dot to match line terminators

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

<h\d.*?(?=<h\d)

New


					<!-- wp:heading -->
<h2>header 1</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>Text text 1</p>
<!-- /wp:paragraph -->

<!-- wp:heading -->
<h2>header 2</h2>
<!-- /wp:heading -->

<!-- wp:paragraph -->
<p>Text text 2</p>
<!-- /wp:paragraph -->

Regular Expression

Substitution