39 let re = Regex::new(r"^\d{4}-\d{2}-\d{2}$").unwrap();  localVariable
99 let re = Regex::new(r"(\d{4})-(\d{2})-(\d{2})").unwrap();  localVariable
124 let re = Regex::new(r"(?P<y>\d{4})-(?P<m>\d{2})-(?P<d>\d{2})").unwrap();  localVariable
141 let re = Regex::new(r"(?x)  localVariable
222 let re = Regex::new(r"(?i)Δ+").unwrap();  localVariable
249 let re = Regex::new(r"[\pN\p{Greek}\p{Cherokee}]+").unwrap();  localVariable
396 let re = Regex::new(r"(?i)a+(?-i)b+").unwrap();  localVariable
410 let re = Regex::new(r"(?m)^line \d+").unwrap();  localVariable
419 let re = Regex::new(r"(?m)^").unwrap();  localVariable
430 let re = Regex::new(r"(?-u:\b).+(?-u:\b)").unwrap();  localVariable
671 let re = Regex::new(r"(?-u)(?P<cstr>[^\x00]+)\x00").unwrap();  localVariable
691 let re = Regex::new(  localVariable