Right, but this expression has an explicit ^ and $, so if there’s anything else in the input line besides a single instance of the pattern, it won’t match. This makes the g kind of pointless, there can’t possibly be multiple instances of the pattern in the same line and still return a valid match.
Traditionally, the
globalflag is used to mean global within a line, meaning all matches in a line.Right, but this expression has an explicit
^and$, so if there’s anything else in the input line besides a single instance of the pattern, it won’t match. This makes thegkind of pointless, there can’t possibly be multiple instances of the pattern in the same line and still return a valid match.