Regular Expressions 101

1st Alternative[\.\!]+(?!\d)\s*

Character Class[\.\!]+

+matches at least one character from the set below:

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\!the literal ! (33₁₀ / 41₈ / 21₁₆)

Negative Lookahead(?!\d)

\da Unicode decimal digit

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

2nd Alternative\n+\s*

\n+a line-feed (newline) character (ASCII 10), repeated at least once

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

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

[\.\!]+(?!\d)\s*|\n+\s*

New

I paid 1.000 dollars. Very expensive. But I think today it should be cheaper.

\n