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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-match-needles.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-match-needles.rs')
| -rw-r--r-- | meap/meap-code/ch2/ch2-match-needles.rs | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/meap/meap-code/ch2/ch2-match-needles.rs b/meap/meap-code/ch2/ch2-match-needles.rs new file mode 100644 index 0000000..ab999f3 --- /dev/null +++ b/meap/meap-code/ch2/ch2-match-needles.rs @@ -0,0 +1,17 @@ +fn main() {
+ // let needle = 42; // <1>
+ let haystack = [1, 1, 2, 5, 14, 42, 132, 429, 1430, 4862];
+
+ for reference in haystack.iter() {
+ let item = *reference;
+
+ let result = match item { // <2>
+ 42 | 132 => "hit!", // <3>
+ _ => "miss", // <4>
+ };
+
+ if result == "hit!" {
+ println!("{}: {}", item, result);
+ }
+ }
+}
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