Regular Expressions 101

1st Alternative(?<=>)\s*(?=<)

Positive Lookbehind(?<=>)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

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

Positive Lookahead(?=<)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

2nd Alternative(?<=>)\n*([^<]+)

Positive Lookbehind(?<=>)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

\n*a line-feed (newline) character (ASCII 10), repeated any number of times

Group 1([^<]+)

Negated Character Class[^<]+

+matches at least one character outside the set below:

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Global pattern flags

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

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?<=>)\s*(?=<)|(?<=>)\n*([^<]+)

New

<div class="user" ><?= $username ?></div>
<table>
    <tr>
        <td>Cell 1</td>
        <td>Cell 2</td>
    </tr>
</table>
<span>Lorem ipsum <b>dolor</b> sit amet</span>
Lorem ipsum dolor sit amet <a href="www.example.com">Lorem</a>
Dolor site amet at date <?php echo date('Y-m-d'); ?> example