\$the literal $ (3610 / 448 / 2416)
.*any character (except for line terminators), repeated any number of times
:the literal : (5810 / 728 / 3A16)
\s*any whitespace character, repeated any number of times
Negated Character Class[^\s]+ +matches at least one character outside the set below:
\sany whitespace character
\s*any whitespace character, repeated any number of times
Non-Capturing Group(?:!default) !defaultthe literal text !default (case sensitive) ;the literal ; (5910 / 738 / 3B16)
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