regex101: linux log regex

Pro

^start of line

Group 1([A-Z][a-z]{2}\s\d\s\d\d:[\d]{2}:[\d]{2})

Character Class[A-Z]

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

Character Class[a-z]{2}

{2}matches exactly 2 characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

\sa Unicode whitespace character

\da Unicode decimal digit

\sa Unicode whitespace character

\da Unicode decimal digit

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[\d]{2}

{2}matches exactly 2 characters from the set below:

\da Unicode decimal digit

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[\d]{2}

{2}matches exactly 2 characters from the set below:

\da Unicode decimal digit

\sa Unicode whitespace character

Group 2([\w]+[\.][\w]+)

Character Class[\w]+

+matches at least one character from the set below:

\wa Unicode word character

Character Class[\.]

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[\w]+

+matches at least one character from the set below:

\wa Unicode word character

\sa Unicode whitespace character

Group 3([\w|=]+)

Character Class[\w|=]+

+matches at least one character from the set below:

\wa Unicode word character

|the literal | (124₁₀ / 174₈ / 7C₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Group 4(\[\d+\])

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\d+a Unicode decimal digit, repeated at least once

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\sa Unicode whitespace character

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

Character Class[\(|\s|\\|\"]

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

\sa Unicode whitespace character

|the literal | (124₁₀ / 174₈ / 7C₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

\"the literal " (34₁₀ / 42₈ / 22₁₆)

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

25 tokens

Regular Expression

^([A-Z][a-z]{2}\s\d\s\d\d:[\d]{2}:[\d]{2})\s([\w]+[\.][\w]+)\s([\w|=]+)(\[\d+\]):\s.+[\(|\s|\\|\"]

Unit Tests

There are no unit tests, click to add some.