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Diffstat (limited to 'exercises/conversions/using_as.rs')
| -rw-r--r-- | exercises/conversions/using_as.rs | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/exercises/conversions/using_as.rs b/exercises/conversions/using_as.rs new file mode 100644 index 0000000..37eb69f --- /dev/null +++ b/exercises/conversions/using_as.rs @@ -0,0 +1,16 @@ +// Type casting in Rust is done via the usage of the `as` operator. +// Please note that the `as` operator is not only used when type casting. +// It also helps with renaming imports. + +// The goal is to make sure that the division does not fail to compile +fn average(values: &[f64]) -> f64 { + let total = values + .iter() + .fold(0.0, |a, b| a + b); + total / values.len() +} + +fn main() { + let values = [3.5, 0.3, 13.0, 11.7]; + println!("{}", average(&values)); +}
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