^start of line
*matches any number of characters from the set below:
the literal (3210 / 408 / 2016)
\ta tab character (ASCII 9)
{1,}matches at least one character from the set below:
A-Zone character from A (6510) to Z (9010) (case sensitive)
.*?any character (except for line terminators), repeated any number of times
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
\d+a digit, repeated at least once
*?matches any number of characters from the set below:
\sany whitespace character
\Sany non-whitespace character
\s{3,}any whitespace character, repeated at least 3 times
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
Character Class[A-Za-z0-9]{4} {4}matches exactly 4 characters from the set below:
A-Zone character from A (6510) to Z (9010) (case sensitive)
a-zone character from a (9710) to z (12210) (case sensitive)
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