Regular Expressions 101

Explanation

Pro

Group 1(^|\s*)

1st Alternative^

^start of string

2nd Alternative\s*

\s*any whitespace character, repeated any number of times

Group 2(!?\/\/)

!?optionally matches the literal ! (33₁₀ / 41₈ / 21₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

Negated Character Class[^\n]+

+matches at least one character outside the set below:

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

\s*any whitespace character, repeated any number of times

Global pattern flags

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

Detailed match information will be displayed here automatically.

26 tokens

(^|\s*)(!?\/\/)[^\n]+\s*

 // [created|updated|readed|deleted]

textplain
other-text

// Other comment

 // [created|updated|readed|deleted]

textplain
other-text

// Other comment