Question

How to get PI constant in Rust

Answer 1

fn main() {
    println!("{}", std::f32::consts::PI);
}




/*
run:
   
3.1415927
   
*/

 

70+ SQL courses for beginners and professionals

Answer 2

use std::f64::consts::PI;
 
fn main() {
    let pi = PI;
     
    println!("{}", pi);
}
 
 
 
    
/*
run:
   
3.141592653589793
   
*/

 

70+ SQL courses for beginners and professionals

Answer 3

fn main() {
   let pi = std::f64::consts::PI;
   
   println!("The value of pi is: {}", pi);
}


/*
run:

The value of pi is: 3.141592653589793

*/

 

70+ SQL courses for beginners and professionals