Regular Expressions 101

the literal text (case sensitive)

Negative Lookahead(?!)

the literal text (case sensitive)

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

Group 1(TEXT)

TEXTthe literal text TEXT (case sensitive)

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

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

p>the literal text p> (case sensitive)

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

<p>(?!<p>).*?(TEXT).*?<\/p>

New

<p>1 bla bla <em>bla</em> bla bla</p><p>2 bla bla <em>bla</em> bla TEXT bla</p><p>3 bla bla <em>bla</em> bla bla</p><p>4 bla bla <em>bla</em> bla TEXT bla</p><p>5 bla bla <em>bla</em> bla bla</p>

Regular Expression

Substitution