Regular Expressions 101

Pro

Character Class[ ]

the literal (32₁₀ / 40₈ / 20₁₆)

Positive Lookahead(?=[^\)]*?(?:\(|$))

Negated Character Class[^\)]*?

*?matches any number of characters outside the set below:

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Non-Capturing Group(?:\(|$)

1st Alternative\(

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

2nd Alternative$

$end of line

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

[ ](?=[^\)]*?(?:\(|$))

New

hello (split this) string.
This is another splitted String. Notice the (blank spaces here are not matched)
Hello (wprld(wprd yhis is it)) world

hello (split this) string.
This is another splitted String. Notice the (blank spaces here are not matched)
Hello (wprld(wprd yhis is it)) world