Regular Expressions 101

1st Alternative.* \w+ (?=\()

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

the literal (32₁₀ / 40₈ / 20₁₆)

\w+any word character, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

Positive Lookahead(?=\()

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

2nd Alternative(\(\d{4}_\d{2}_\d{2}\s\d{2}_\d{2}_\d{2}\s\w{3}\))

Group 1(\(\d{4}_\d{2}_\d{2}\s\d{2}_\d{2}_\d{2}\s\w{3}\))

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\d{4}a digit, repeated exactly 4 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a digit, repeated exactly 2 times

\sany whitespace character

\d{2}a digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a digit, repeated exactly 2 times

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

\d{2}a digit, repeated exactly 2 times

\sany whitespace character

\w{3}any word character, repeated exactly 3 times

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

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

.* \w+ (?=\()|(\(\d{4}_\d{2}_\d{2}\s\d{2}_\d{2}_\d{2}\s\w{3}\))

New


Acacia tree 2 (2014_10_06 13_06_05 UTC) (2015_12_03 14_18_17 UTC).jpg
Acacia tree 2 (2015_12_03 14_18_17 UTC).jpg
JOURNEY TO ARABIA (2014_10_06 13_06_05 UTC) (2015_12_03 14_18_17 UTC).png
Acacia Tree 4 (2014_10_15 02_10_34 UTC) (2015_12_03 14_18_17 UTC).jpg

Extraction


Acacia tree 2 (2014_10_06 13_06_05 UTC) (2015_12_03 14_18_17 UTC).jpg
Acacia tree 2 (2015_12_03 14_18_17 UTC).jpg
JOURNEY TO ARABIA (2014_10_06 13_06_05 UTC) (2015_12_03 14_18_17 UTC).png
Acacia Tree 4 (2014_10_15 02_10_34 UTC) (2015_12_03 14_18_17 UTC).jpg