@ifthe literal text @if (case sensitive) \(the literal ( (4010 / 508 / 2816)
Negative Lookahead(?!null\)) nullthe literal text null (case sensitive) \)the literal ) (4110 / 518 / 2916)
\w+any word character, repeated at least once
\)the literal ) (4110 / 518 / 2916)
\s*any whitespace character, repeated any number of times
.*?any character (except for line terminators), repeated any number of times
\s*any whitespace character, repeated any number of times
@endthe literal text @end (case sensitive) \ban ASCII word boundary
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