\da Unicode decimal digit
\da Unicode decimal digit
:the literal : (5810 / 728 / 3A16)
\da Unicode decimal digit
\da Unicode decimal digit
:the literal : (5810 / 728 / 3A16)
\da Unicode decimal digit
\da Unicode decimal digit
.any Unicode character (except for line terminators)
\d{3}a Unicode decimal digit, repeated exactly 3 times