Fix confusing sentence in tutorial.

This commit is contained in:
Marijn Haverbeke 2011-11-02 19:03:33 +01:00
parent eef9a0bd39
commit eed782c778
1 changed files with 6 additions and 5 deletions

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@ -109,11 +109,12 @@ constants can be defined with `const`:
## Types ## Types
The `-> bool` in the last example is the way a function's return type The `-> bool` in the `is_four` example is the way a function's return
is written. For functions that do not return a meaningful value (these type is written. For functions that do not return a meaningful value
conceptually return nil in Rust), you can optionally say `-> ()` (`()` (these conceptually return nil in Rust), you can optionally say `->
is how nil is written), but usually the return annotation is simply ()` (`()` is how nil is written), but usually the return annotation is
left off, as in the `fn main() { ... }` examples we've seen earlier. simply left off, as in the `fn main() { ... }` examples we've seen
earlier.
Every argument to a function must have its type declared (for example, Every argument to a function must have its type declared (for example,
`x: int`). Inside the function, type inference will be able to `x: int`). Inside the function, type inference will be able to