Regular Expressions 101

<sectionthe literal text <section (case sensitive)

\s+any whitespace character, repeated at least once

className={the literal text className={ (case sensitive)

Group 1([^}]*)

Negated Character Class[^}]*

*matches any number of characters outside the set below:

}the literal } (125₁₀ / 175₈ / 7D₁₆)

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

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Group 2([\s\S]*)

Character Class[\s\S]*

*matches any number of characters from the set below:

\sany whitespace character

\Sany non-whitespace character

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

section>the literal text section> (case sensitive)

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

the literal ↵ (10₁₀ / 12₈ / A₁₆)

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

<section\s+className={([^}]*)}\s*>([\s\S]*)<\/section>\s*

New

<section className={xxxx}>

Un-touched stuff here

</section>

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