Regular Expressions 101

Pro

Dogsthe literal text Dogs (case insensitive)

Positive Lookahead(?=(?:[^"]*"[^"]*")*[^"]*$)

Non-Capturing Group(?:[^"]*"[^"]*")*

*repeats the group contents below any number of times:

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

$end of string, or before its final line terminator

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.

25 tokens

Dogs(?=(?:[^"]*"[^"]*")*[^"]*$)

New

Dogs are scary.
Dogs are scary but my mom told me that "Dogs are cute"

Cats

Dogs are scary.
Dogs are scary but my mom told me that "Dogs are cute"