\s*It is a regular expression metacharacter used to match zero or more whitespace characters. Here, the metacharacter\sMatches whitespace characters such as spaces, tabs, newlines, etc.; for example:\tRepresents a tab character.\nRepresents a line break character.\rRepresents the carriage return character, among others.*This indicates matching zero or more of the preceding metacharacter; for example,\s*Matches zero or more whitespace characters. Therefore.\s*\/}Can be matched.{eyou:include file="header.htm" /}May contain zero or more whitespace characters followed by/}Part. Typically used.\s*Ignore whitespace and other unnecessary characters to make regular expressions more flexible.
What does `\s*` mean in regular expression matching?