^start of line
\+?optionally matches the literal + (4310 / 538 / 2B16)
\(?optionally matches the literal ( (4010 / 508 / 2816)
Character Class[0-9]{1,3} {1,3}matches between 1 and 3 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
\)?optionally matches the literal ) (4110 / 518 / 2916)
?optionally matches the literal (3210 / 408 / 2016)
-?optionally matches the literal - (4510 / 558 / 2D16)
Character Class[0-9]{1,3} {1,3}matches between 1 and 3 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
?optionally matches the literal (3210 / 408 / 2016)
-?optionally matches the literal - (4510 / 558 / 2D16)
Character Class[0-9]{3,5} {3,5}matches between 3 and 5 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
?optionally matches the literal (3210 / 408 / 2016)
-?optionally matches the literal - (4510 / 558 / 2D16)
{4}matches exactly 4 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
?repeats the group contents below at most once:
?optionally matches the literal (3210 / 408 / 2016)
-?optionally matches the literal - (4510 / 558 / 2D16)
{3}matches exactly 3 characters from the set below:
0-9one character from 0 (4810) to 9 (5710)
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string