Regular Expressions 101

lettre/the literal text lettre/ (case sensitive)

Negative Lookahead(?!somth\?other)

somththe literal text somth (case sensitive)

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

otherthe literal text other (case sensitive)

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

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.

25 tokens

Regular Expression

lettre/(?!somth\?other)[^"]*"

New

lettre/abc"
lettre/somth?other"
lettre/acc"
lettre/edf"de
lettre/nhy"
lettre/somth?other"

lettre/abc"
lettre/somth?other"
lettre/acc"
lettre/edf"de
lettre/nhy"
lettre/somth?other"