rust_stack_struct_inc.rs

struct Mytype {
	a: isize,
}

fn inc_mytype(m: Mytype) -> isize {
	m.a + 1
}


fn inc_isize(i: isize) -> isize {
	i + 1
}

fn main() {
    
    let mut a = 1;
    println!("a: {}", inc_isize(a));
    a = 2;
    println!("a: {}", inc_isize(a));
    
    
    let mut m = Mytype{ a: 1 };
    println!("a: {}", inc_mytype(m));
    m.a = 2;
    println!("a: {}", inc_mytype(m));
    
}