Group 1(((\s+[A-z_])|(^[A-z_]))([A-z_0-9]{0,63})) Group 2((\s+[A-z_])|(^[A-z_])) 1st Alternative(\s+[A-z_]) \s+any whitespace character, repeated at least once
A-zone character from A (6510) to z (12210) (case sensitive)
_the literal _ (9510 / 1378 / 5F16)
^start of line
A-zone character from A (6510) to z (12210) (case sensitive)
_the literal _ (9510 / 1378 / 5F16)
Character Class[A-z_0-9]{0,63} {0,63}matches between 0 and 63 characters from the set below:
A-zone character from A (6510) to z (12210) (case sensitive)
_the literal _ (9510 / 1378 / 5F16)
0-9one character from 0 (4810) to 9 (5710)
\s*any whitespace character, repeated any number of times
=the literal = (6110 / 758 / 3D16)
\s*any whitespace character, repeated any number of times
Group 6([A-z_][A-z_0-9]{0,63}) A-zone character from A (6510) to z (12210) (case sensitive)
_the literal _ (9510 / 1378 / 5F16)
Character Class[A-z_0-9]{0,63} {0,63}matches between 0 and 63 characters from the set below:
A-zone character from A (6510) to z (12210) (case sensitive)
_the literal _ (9510 / 1378 / 5F16)
0-9one character from 0 (4810) to 9 (5710)
\s*any whitespace character, repeated any number of times
\.the literal . (4610 / 568 / 2E16)
\s*any whitespace character, repeated any number of times
sizethe literal text size (case sensitive) \s*any whitespace character, repeated any number of times
\(the literal ( (4010 / 508 / 2816)
\s*any whitespace character, repeated any number of times
\)the literal ) (4110 / 518 / 2916)
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