\ban ASCII word boundary
IDthe literal text ID (case sensitive) \s+any whitespace character, repeated at least once
isthe literal text is (case sensitive) \s+any whitespace character, repeated at least once
\w+any word character, repeated at least once
Non-Capturing Group(?:\s+\w+)*? *?repeats the group contents below any number of times:
\s+any whitespace character, repeated at least once
\w+any word character, repeated at least once
\s+any whitespace character, repeated at least once
somethe literal text some (case sensitive) \ban ASCII word boundary
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