\ban ASCII word boundary
\d{3}a digit, repeated exactly 3 times
\.?optionally matches the literal . (4610 / 568 / 2E16)
\s?optionally matches any whitespace character
\d{3}a digit, repeated exactly 3 times
\.?optionally matches the literal . (4610 / 568 / 2E16)
\s?optionally matches any whitespace character
\d{3}a digit, repeated exactly 3 times
\-?optionally matches the literal - (4510 / 558 / 2D16)
\s?optionally matches any whitespace character
\d{2}a digit, repeated exactly 2 times
\ban ASCII word boundary