Regular Expressions 101

Group 1(<\w+)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

\w+any word character, repeated at least once

Group 2(\s*[\w-]+="[^"]+")*

*repeats the group contents below any number of times:

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

Character Class[\w-]+

+matches at least one character from the set below:

\wany word character

-the literal - (45₁₀ / 55₈ / 2D₁₆)

="the literal text ="

Negated Character Class[^"]+

+matches at least one character outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 3(\s*data-toggle="[^"]+")

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

data-toggle="the literal text data-toggle=" (case sensitive)

Negated Character Class[^"]+

+matches at least one character outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 4(\s*[\w-]+="[^"]+")*

*repeats the group contents below any number of times:

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

Character Class[\w-]+

+matches at least one character from the set below:

\wany word character

-the literal - (45₁₀ / 55₈ / 2D₁₆)

="the literal text ="

Negated Character Class[^"]+

+matches at least one character outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 5(\s*>)

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

>the literal > (62₁₀ / 76₈ / 3E₁₆)

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

(<\w+)(\s*[\w-]+="[^"]+")*(\s*data-toggle="[^"]+")(\s*[\w-]+="[^"]+")*(\s*>)

New

<td class="sky" data-toggle="up" id="heaven" >