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| author | Eric J. Holmes <eric@ejholmes.net> | 2012-12-22 23:58:27 -0800 |
|---|---|---|
| committer | Tim Chevalier <chevalier@alum.wellesley.edu> | 2012-12-24 18:29:02 -0800 |
| commit | 40a3e20bbbb5e4f61758cbe9668a7a968bb44e61 (patch) | |
| tree | 4c56a75081dad5ed937c2ea2254deb66b03645ef | |
| parent | d30224a3d477752bf3ff9cfd889e8210a7066f62 (diff) | |
| download | rust-40a3e20bbbb5e4f61758cbe9668a7a968bb44e61.tar.gz rust-40a3e20bbbb5e4f61758cbe9668a7a968bb44e61.zip | |
Fix example.
| -rw-r--r-- | doc/tutorial-ffi.md | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/tutorial-ffi.md b/doc/tutorial-ffi.md index 895aaf22436..8324f752c1d 100644 --- a/doc/tutorial-ffi.md +++ b/doc/tutorial-ffi.md @@ -22,7 +22,7 @@ extern mod crypto { fn as_hex(data: ~[u8]) -> ~str { let mut acc = ~""; - for data.each |byte| { acc += fmt!("%02x", byte as uint); } + for data.each |&byte| { acc += fmt!("%02x", byte as uint); } return acc; } @@ -33,8 +33,8 @@ fn sha1(data: ~str) -> ~str unsafe { return as_hex(vec::from_buf(hash, 20)); } -fn main(args: ~[~str]) { - io::println(sha1(args[1])); +fn main() { + io::println(sha1(core::os::args()[1])); } ~~~~ |