Regular Expressions 101

Pro

\*the literal * (42₁₀ / 52₈ / 2A₁₆)

STATUS the literal text STATUS (case insensitive)

Branch Reset Group(?|(?:\"([^\r\n]+)\")|(\S+)|(?:\{\d+\}\r\n(.*)))

1st Alternative(?:\"([^\r\n]+)\")

Non-Capturing Group(?:\"([^\r\n]+)\")

\"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 1([^\r\n]+)

Negated Character Class[^\r\n]+

+matches at least one character outside the set below:

\ra carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative(\S+)

Group 1(\S+)

\S+any non-whitespace character, repeated at least once

3rd Alternative(?:\{\d+\}\r\n(.*))

Non-Capturing Group(?:\{\d+\}\r\n(.*))

\{the literal { (123₁₀ / 173₈ / 7B₁₆)

\d+a digit, repeated at least once

\}the literal } (125₁₀ / 175₈ / 7D₁₆)

\ra carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

Group 1(.*)

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

the literal (32₁₀ / 40₈ / 20₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

MESSAGES the literal text MESSAGES (case insensitive)

Group 2(\d+)

\d+a digit, repeated at least once

UNSEEN the literal text UNSEEN (case insensitive)

Group 3(\d+)

\d+a digit, repeated at least once

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

\* STATUS (?|(?:\"([^\r\n]+)\")|(\S+)|(?:\{\d+\}\r\n(.*))) \(MESSAGES (\d+) UNSEEN (\d+)\)

New

* STATUS "INBOX.&jspOIQ-" (MESSAGES 2 UNSEEN 1)

* STATUS "&jspOIQ-" (MESSAGES 3 UNSEEN 1)

* STATUS {14}
INBOX."quotes" (MESSAGES 6 UNSEEN 1)

* STATUS {8}
"quotes" (MESSAGES 10 UNSEEN 1)