Append To File Rust

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Question : append to file rust

Answered by : ali-ahmed

// don't forget importing this
use std::io::Write;
let mut file = fs::OpenOptions::new() .write(true) .append(true) .open("file.txt") .unwrap();
file.write_all(b"to append");
// or
write!(file, "to append");

Source : | Last Update : Sun, 25 Oct 20

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Append To File Rust

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