Regular Expressions 101

Explanation
Pro

1st Alternative[\d][\d.,]*(?=[\s]?[(].*?[)])

Character Class[\d]

\da Unicode decimal digit

Character Class[\d.,]*

*matches any number of characters from the set below:

\da Unicode decimal digit

.the literal . (46₁₀ / 56₈ / 2E₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Positive Lookahead(?=[\s]?[(].*?[)])

Character Class[\s]?

?matches at most one character from the set below:

\sa Unicode whitespace character

Character Class[(]

(the literal ( (40₁₀ / 50₈ / 28₁₆)

.*?any Unicode character (except for line terminators), repeated any number of times

Character Class[)]

)the literal ) (41₁₀ / 51₈ / 29₁₆)

2nd Alternative [\d][\d.,]*(?=\s?$) #(?<=.[.\s])[\d.,]+(?=(\s?[(].*?[)])|\s?) ini juga bisa

Character Class[\d]

\da Unicode decimal digit

Character Class[\d.,]*

*matches any number of characters from the set below:

\da Unicode decimal digit

.the literal . (46₁₀ / 56₈ / 2E₁₆)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Positive Lookahead(?=\s?$)

\s?optionally matches a Unicode whitespace character

$end of line

Comment: (?<=.[.\s])[\d.,]+(?=(\s?[(].*?[)])|\s?) ini juga bisa

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

x modifier: extended. Ignores unescaped whitespace and comments outside character classes

No unit tests

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25 tokens

[\d][\d.,]*(?=[\s]?[(].*?[)])|
[\d][\d.,]*(?=\s?$)
#(?<=.[.\s])[\d.,]+(?=(\s?[(].*?[)])|\s?) ini juga bisa

There are no unit tests.