Regular Expressions 101

Pro

Negated Character Class[^!?。\.\!\?]+

+matches at least one character outside the set below:

!the literal ! (33₁₀ / 41₈ / 21₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

。the literal 。 (12290₁₀ / 30002₈ / 3002₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\!the literal ! (33₁₀ / 41₈ / 21₁₆)

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Character Class[!?。\.\!\?]?

?matches at most one character from the set below:

!the literal ! (33₁₀ / 41₈ / 21₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

。the literal 。 (12290₁₀ / 30002₈ / 3002₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\!the literal ! (33₁₀ / 41₈ / 21₁₆)

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

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25 tokens

[^!?。\.\!\?]+[!?。\.\!\?]?

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