[write]: ../std/io/trait.Write.html
```rust,ignore
-let mut f = std::fs::File::create("foo.txt").expect("Couldn’t open foo.txt");
+let mut f = std::fs::File::create("foo.txt").expect("Couldn’t create foo.txt");
let buf = b"whatever"; // byte string literal. buf: &[u8; 8]
let result = f.write(buf);
# result.unwrap(); // ignore the error
```rust,ignore
use std::io::Write;
-let mut f = std::fs::File::create("foo.txt").expect("Couldn’t open foo.txt");
+let mut f = std::fs::File::create("foo.txt").expect("Couldn’t create foo.txt");
let buf = b"whatever";
let result = f.write(buf);
# result.unwrap(); // ignore the error