Regular Expressions 101

Pro

^start of line

.any character (except for line terminators)

Group 1([^.]*)

Negated Character Class[^.]*

*matches any number of characters outside the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

.any character (except for line terminators)

\s+any whitespace character, repeated at least once

.any character (except for line terminators)

Group 2([^.]*)

Negated Character Class[^.]*

*matches any number of characters outside the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

.any character (except for line terminators)

\s+any whitespace character, repeated at least once

Group 3(\S+)

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

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

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25 tokens

^.([^.]*)\..\s+.([^.]*)\..\s+(\S+)

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