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tutorial: change float to f32 since float is no longer a type.

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This commit is contained in:
Lindsey Kuper 2014-01-04 22:10:33 -05:00
parent 5681c711e1
commit 60e139409f
1 changed files with 4 additions and 4 deletions
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doc/tutorial.md
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@ -2184,12 +2184,12 @@ any other method, using dot notation, as in `1.print()`.
Sometimes, a method that a trait provides will have the same
implementation for most or all of the types that implement that trait.
For instance, suppose that we wanted `bool`s and `float`s to be
For instance, suppose that we wanted `bool`s and `f32`s to be
printable, and that we wanted the implementation of `print` for those
types to be exactly as it is for `int`, above:
~~~~
impl Printable for float {
impl Printable for f32 {
fn print(&self) { println!("{:?}", *self) }
}
@ -2220,7 +2220,7 @@ impl Printable for ~str {
impl Printable for bool {}
impl Printable for float {}
impl Printable for f32 {}
# 1.print();
# (~"foo").print();
@ -2228,7 +2228,7 @@ impl Printable for float {}
# 3.14159.print();
~~~~
Here, the impls of `Printable` for `int`, `bool`, and `float` don't
Here, the impls of `Printable` for `int`, `bool`, and `f32` don't
need to provide an implementation of `print`, because in the absence
of a specific implementation, Rust just uses the _default method_
provided in the trait definition. Depending on the trait, default