Turn any string into a regular expression that matches the exact string without worrying about encoding the metacharacters yourself.This function is valid in v2.0.0 to v2.20.0. This function has been downloaded 22 times.
false, it will cause just the escaped version of
strto be returned. If
true, it will be as if the empty string was passed in. A string represents the flags to be set in the returned regular expression.
truea regular expression without flags will be returned. If
flagsOrMakeRegExpis a non-empty string, a regular expression with the specified characters representing the corresponding flags will be returned. In all other cases just the escaped string that can be used as a regular expression will be returned.