^start of line
.*any character (except for line terminators), repeated any number of times
"hide"the literal text "hide" (case sensitive) \s*any whitespace character, repeated any number of times
:the literal : (5810 / 728 / 3A16)
\s*any whitespace character, repeated any number of times
truethe literal text true (case sensitive) .*any character (except for line terminators), repeated any number of times
(*SKIP)acts like (*PRUNE), but the next unanchored match attempt starts where (*SKIP) was reached instead of at the next subject character
(*FAIL)forces the current match attempt to fail at this position