//#![allow(unused)]
#![deny(unused)]
/*
How do I print in Rust the type of a variable?
https://stackoverflow.com/questions/21747136/how-do-i-print-in-rust-the-type-of-a-variable
*/
/*
Function:- type_of<T>
*/
fn type_of<T>(_: T) -> &'static str
{
let variable_type:&'static str;
variable_type = std::any::type_name::<T>();
return variable_type;
}
/*
Function:- print_type_of<T>
*/
fn print_type_of<T>(_: T)
{
println!
(
"{}"
, std::any::type_name::<T>()
);
}
/*
Function:- print_type_of_variable_unused<T>
*/
fn print_type_of_variable_unused<T>(var: T)
{
println!
(
"{}"
, std::any::type_name::<T>()
);
}
/*
Function:- main
*/
fn main()
{
/*
Declare Variables
*/
let number_integer:i32 = 10;
let number_float:f32 = 45f32;
let variable_type:&str;
/*
Get Type of Variable
*/
variable_type = type_of(number_integer);
println!("{0}", variable_type);
/*
Invoke Function print_type_of
*/
print_type_of(number_float);
/*
Invoke Function print_type_of_variable_unused
*/
print_type_of_variable_unused(variable_type);
}
