Regular Expressions 101

Explanation

Pro

\ban ASCII word boundary

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

?optionally matches the literal (32₁₀ / 40₈ / 20₁₆)

\Kresets the starting point of the reported match. Any previously consumed characters are no longer included in the final match

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Positive Lookahead(?= ?[0-9]+(?! ?(?:uur|[uh]))\b)

?optionally matches the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[0-9]+

+matches at least one character from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Negative Lookahead(?! ?(?:uur|[uh]))

?optionally matches the literal (32₁₀ / 40₈ / 20₁₆)

Non-Capturing Group(?:uur|[uh])

1st Alternativeuur

uurthe literal text uur (case sensitive)

2nd Alternative[uh]

Character Class[uh]

uthe literal u (117₁₀ / 165₈ / 75₁₆) (case sensitive)

hthe literal h (104₁₀ / 150₈ / 68₁₆) (case sensitive)

\ban ASCII word boundary

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.

25 tokens

\b[0-9]+ ?\K\.(?= ?[0-9]+(?! ?(?:uur|[uh]))\b)

New

0.22
15.48
8.50
048948.00000 
05:23 uur
06.35 u
15.48u
0.55u
11.00h
5.54 uur
23: 31
08 :40 uur

0.22
15.48
8.50
048948.00000 
05:23 uur
06.35 u
15.48u
0.55u
11.00h
5.54 uur
23: 31
08 :40 uur