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| author | Adam Carpenter <53hornet@gmail.com> | 2019-03-27 15:32:37 -0400 |
|---|---|---|
| committer | Adam Carpenter <53hornet@gmail.com> | 2019-03-27 15:32:37 -0400 |
| commit | 67cdcc2e12118becb823e20a40cc2687f2b8425a (patch) | |
| tree | ed92c3234b89079e6d4cf36f5e80c5ffa79def48 /meap/meap-code/ch2/ch2-bufreader-lines.rs | |
| parent | e25482fca375d318a39c3b54db396b0db6e0b263 (diff) | |
| download | learning-rust-67cdcc2e12118becb823e20a40cc2687f2b8425a.tar.xz learning-rust-67cdcc2e12118becb823e20a40cc2687f2b8425a.zip | |
Started Rust in Action MEAP.
Diffstat (limited to 'meap/meap-code/ch2/ch2-bufreader-lines.rs')
| -rw-r--r-- | meap/meap-code/ch2/ch2-bufreader-lines.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/meap/meap-code/ch2/ch2-bufreader-lines.rs b/meap/meap-code/ch2/ch2-bufreader-lines.rs new file mode 100644 index 0000000..24582af --- /dev/null +++ b/meap/meap-code/ch2/ch2-bufreader-lines.rs @@ -0,0 +1,13 @@ +use std::fs::File;
+use std::io::BufReader;
+use std::io::prelude::*;
+
+fn main() {
+ let f = File::open("readme.md").unwrap();
+ let reader = BufReader::new(f);
+
+ for line_ in reader.lines() { // <1>
+ let line = line_.unwrap(); // <2>
+ println!("{} ({} bytes long)", line, line.len());
+ }
+}
\ No newline at end of file |