Example using a single String Buffer vs new String for every line
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| 1 | /// Example using a single String Buffer vs new String for every line |
| 2 | |
| 3 | fn main() -> std::io::Result<()> { |
| 4 | let mut reader = my_reader::BufReader::open("Cargo.toml")?; |
| 5 | let mut buffer = String::new(); |
| 6 | |
| 7 | while let Some(line) = reader.read_line(&mut buffer) { |
| 8 | println!("{}", line?.trim()); |
| 9 | } |
| 10 | |
| 11 | Ok(()) |
| 12 | } |
| 13 | |
| 14 | mod my_reader { |
| 15 | use std::{ |