Regular Expressions 101

Explanation

Pro

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Group 1(error|warn)

1st Alternativeerror

errorthe literal text error (case sensitive)

2nd Alternativewarn

warnthe literal text warn (case sensitive)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\s+any whitespace character, repeated at least once

Group 2(.+)

.+any character (except for line terminators), repeated at least once

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group 3(\d+)

\d+a digit, repeated at least once

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Non-Capturing Group(?:\d+:)

\d+a digit, repeated at least once

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\s+any whitespace character, repeated at least once

Group 4(.+)

.+any character (except for line terminators), repeated at least once

$end of string, or before its final line terminator

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

\[(error|warn)\]\s+(.+):(\d+):(?:\d+:)\s+(.+)$

[error]  C:\Me\MyPath\myFile.scala:18:22: not found: value getaa

[error]  C:\Me\MyPath\myFile.scala:18:22: not found: value getaa