33 let re = Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap();  localVariable
91 let re = Regex::new(r"(\d{4})-(\d{2})-(\d{2})").unwrap();  localVariable
116 let re = Regex::new(r"(?P<y>\d{4})-(?P<m>\d{2})-(?P<d>\d{2})").unwrap();  localVariable
133 let re = Regex::new(r"(?x)  localVariable
214 let re = Regex::new(r"(?i)Δ+").unwrap();  localVariable
241 let re = Regex::new(r"[\pN\p{Greek}\p{Cherokee}]+").unwrap();  localVariable
388 let re = Regex::new(r"(?i)a+(?-i)b+").unwrap();  localVariable
402 let re = Regex::new(r"(?m)^line \d+").unwrap();  localVariable
411 let re = Regex::new(r"(?m)^").unwrap();  localVariable
422 let re = Regex::new(r"(?-u:\b).+(?-u:\b)").unwrap();  localVariable
655 let re = Regex::new(r"(?-u)(?P<cstr>[^\x00]+)\x00").unwrap();  localVariable
675 let re = Regex::new(  localVariable