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496 B
496 B
generics
Instructions
Write a functions called identity that calculates the identity of a value (receives any data type and returns the same value)
Expected Function
fn identity(v: _) -> _ {
}
Usage
Here is a program to test your function.
fn main() {
println!("{}", identity("Hello, world!"));
println!("{}", identity(3));
}
And its output
student@ubuntu:~/[[ROOT]]/test$ cargo run
Hello, world!
3
student@ubuntu:~/[[ROOT]]/test$