^start of line
.*?any Unicode character (except for line terminators), repeated any number of times
\\the literal \ (9210 / 1348 / 5C16)
Negated Character Class[^\\\n]* *matches any number of characters outside the set below:
\\the literal \ (9210 / 1348 / 5C16)
\na line-feed (newline) character (ASCII 10)
\ba Unicode word boundary
Non-Capturing Group(?:John|Smith|Junior) Johnthe literal text John (case sensitive) Smiththe literal text Smith (case sensitive) Juniorthe literal text Junior (case sensitive) \s+a Unicode whitespace character, repeated at least once
Non-Capturing Group(?:John|Smith|Junior) Johnthe literal text John (case sensitive) Smiththe literal text Smith (case sensitive) Juniorthe literal text Junior (case sensitive) \ba Unicode word boundary
Negated Character Class[^\\\n]* *matches any number of characters outside the set below:
\\the literal \ (9210 / 1348 / 5C16)
\na line-feed (newline) character (ASCII 10)
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