+repeats the group contents below at least once:
Negated Character Class[^@\s]+ +matches at least one character outside the set below:
@the literal @ (6410 / 1008 / 4016)
\sany whitespace character
@the literal @ (6410 / 1008 / 4016)
Negated Character Class[^@\s]+ +matches at least one character outside the set below:
@the literal @ (6410 / 1008 / 4016)
\sany whitespace character
\.the literal . (4610 / 568 / 2E16)
Negated Character Class[^@\s.]+ +matches at least one character outside the set below:
@the literal @ (6410 / 1008 / 4016)
\sany whitespace character
.the literal . (4610 / 568 / 2E16)
;the literal ; (5910 / 738 / 3B16)