Regular Expressions 101

Pro

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 1(\w+)

\w+any word character, repeated at least once

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 2(.*?)

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

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Positive Lookahead(?=\.|$|;)

1st Alternative\.

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

2nd Alternative$

$end of line

3rd Alternative;

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

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

\.(\w+)\((.*?)\)(?=\.|$|;)

New

.replace("hello", "world").trim().replace("chicken", "fried").upper()
.replace(/(test)/g, "").trim().replace("", "").upper()
.trim()

.replace("hello", "world").trim().replace("chicken", "fried").upper()
.replace(/(test)/g, "").trim().replace("", "").upper()
.trim()