Append to file rust

// 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");

Similar codes

0 vote350 views1 answer
$sce trust url
Rust
2 votes456 views1 answer
Rust allow unused
Rust
0 vote313 views1 answer
Rust get items in a list
Rust
0 vote331 views1 answer
Remove file rust
Rust
0 vote329 views1 answer
Rust Currying change a multiple argument function into a function where some of the arguments are preset.
Rust
2 votes413 views2 answers
Rust comment
Rust
0 vote321 views1 answer
Get last index of string rust
Rust
0 vote281 views1 answer
Get the temp directory rust
Rust
0 vote349 views1 answer
Check if a string contains consecutive letters that occur only once
Rust
0 vote324 views1 answer
Rust declare multiple mutable variables
Rust