\(the literal ( (4010 / 508 / 2816)
*matches any number of characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
\)the literal ) (4110 / 518 / 2916)
\sany whitespace character
{3}matches exactly 3 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
\sany whitespace character
{2}matches exactly 2 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
-the literal - (4510 / 558 / 2D16)
{2}matches exactly 2 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)