Regular Expressions 101

Negative Lookbehind(?<!\.|\,|\d)

1st Alternative\.

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative\,

\,the literal , (44₁₀ / 54₈ / 2C₁₆)

3rd Alternative\d

\da digit

Group 1([-+]?\d+)

Character Class[-+]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

\d+a digit, repeated at least once

Negative Lookahead(?!\d*[\.|\,]\d*)

\d*a digit, repeated any number of times

Character Class[\.|\,]

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

\,the literal , (44₁₀ / 54₈ / 2C₁₆)

\d*a digit, 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.

25 tokens

Regular Expression

(?<!\.|\,|\d)([-+]?\d+)(?!\d*[\.|\,]\d*)

New

10rats + .36geese = 3.14cows. Also, 14 or exactly 15.0 oranges, I''m not sure.
10rats + ,36geese = 3,14cows. Also, 14 or exactly 15,0 oranges, I''m not sure.
12 + 13 + 14,56 + -12 + -123,456

Regular Expression

Extraction