regex101: PCRE (Legacy) Substitution Workspace

Explanation

Pro

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

\s*any whitespace character, repeated any number of times

\na line-feed (newline) character (ASCII 10)

\s*any whitespace character, repeated any number of times

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

<p class=the literal text <p class= (case sensitive)

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

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Group 1(.*?)

.*?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)

\s*any whitespace character, repeated any number of times

\na line-feed (newline) character (ASCII 10)

\s*any whitespace character, repeated any number of times

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

\s*any whitespace character, repeated any number of times

\na line-feed (newline) character (ASCII 10)

\s*any whitespace character, repeated any number of times

Positive Lookahead(?=(\<a class=\"a\"\>))

Group 2(\<a class=\"a\"\>)

\<the literal < (60₁₀ / 74₈ / 3C₁₆)

a class=the literal text a class= (case sensitive)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

\>the literal > (62₁₀ / 76₈ / 3E₁₆)

Global pattern flags

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

Quick Reference

25 tokens

Regular Expression

<div>\s*\n\s*.*?<p class=.*?>(.*?)<\/p>\s*\n\s*.*?\s*\n\s*(?=(\<a class=\"a\"\>))

New

<div>
    <p class="match"> this sentence should match </p> 
    some text
    <a class="a"> some text </a>  
</div>
<div> 
    <p class="match"> this sentence shouldnt match</p> 
    some text
    <a class ="b"> some text </a> 
</div>
<div>
    <p class="match"> this sentence should match </p> 
    some text
    <a class="a"> some text </a>  
</div>

Extraction

<div>
    <p class="match"> this sentence should match </p> 
    some text
    <a class="a"> some text </a>  
</div>
<div> 
    <p class="match"> this sentence shouldnt match</p> 
    some text
    <a class ="b"> some text </a> 
</div>
<div>
    <p class="match"> this sentence should match </p> 
    some text
    <a class="a"> some text </a>  
</div>