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| author | Steve Klabnik <steve@steveklabnik.com> | 2016-01-23 09:38:44 -0500 |
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| committer | Steve Klabnik <steve@steveklabnik.com> | 2016-01-23 09:38:44 -0500 |
| commit | 4d99bad15870131a9131a58dfba297e44b1c930b (patch) | |
| tree | ee7b12282997396294e3a6caaaf6806c84a53a27 /src | |
| parent | b0b1df84254fb6b6fc9eb11cceea8441c6cf596d (diff) | |
| parent | 6a6e9a987a0c11368f921057fdb52f3719aa555f (diff) | |
| download | rust-4d99bad15870131a9131a58dfba297e44b1c930b.tar.gz rust-4d99bad15870131a9131a58dfba297e44b1c930b.zip | |
Rollup merge of #31145 - D101101:patch-1, r=steveklabnik
r? @steveklabnik
Diffstat (limited to 'src')
| -rw-r--r-- | src/doc/book/guessing-game.md | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/doc/book/guessing-game.md b/src/doc/book/guessing-game.md index 2e315333565..80aca56bd1e 100644 --- a/src/doc/book/guessing-game.md +++ b/src/doc/book/guessing-game.md @@ -908,6 +908,7 @@ let guess: u32 = match guess.trim().parse() { ``` This is how you generally move from ‘crash on error’ to ‘actually handle the +error’, by switching from `expect()` to a `match` statement. The `Result` returned by `parse()` is an `enum` like `Ordering`, but in this case, each variant has some data associated with it: `Ok` is a success, and `Err` is a failure. Each contains more information: the successfully parsed integer, or an |