Regular Expressions 101

Positive Lookbehind(?<=>)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Character Class[a-zA-Z]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

Positive Lookahead(?=\W*<)

\W*any non-word character, repeated any number of times

<the literal < (60₁₀ / 74₈ / 3C₁₆)

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?<=>)[a-zA-Z]+(?=\W*<)

<h4 id="Foobar:">Foobar:</h4>
<h1 id="Monty">Python<a href="https://..."></a></h1>