Rust1.3でCSV読み込み - Qiita

extern crate csv; extern crate rustc_serialize; #[derive(RustcDecodable,Debug)] struct MyRecord { id: i32, x: f32, y: f32, } fn main() { let mut rdr = csv::Reader::from_file("/path/to/file.csv").unwrap().has_headers(true); let mut rows: Vec<MyRecord> = Vec::new(); for record in rdr.decode() { if let Ok(r) = record { rows.push(r); } } println!("{:?}", rows); } csv::Reader::from_fileはResult型を返す。Resu