Regular Expressions 101

Negative Lookahead(?!\d\.\d)

\da digit

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\da digit

Group 1(\w\.+)

\wany word character

\.+the literal . (46₁₀ / 56₈ / 2E₁₆) , repeated at least once

Negative Lookahead(?! )

the literal (32₁₀ / 40₈ / 20₁₆)

Group 2(\w?)

\w?optionally matches any word character

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.

Search reference

Regular Expression

(?!\d\.\d)(\w\.+)(?! )(\w?)

Test String
New

This is a sample text. Just 1.2 to test.To add a space after the dot...Okay.
I watched football.10 people played in 2 teams, my friend was player number 7. 20 minutes later the game ended with the score 2:1.Then I went home.

Regular Expression

Test StringNew

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Test String
New

Extraction
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