kscz · April 5, 2016 01:28
diff --git a/ssrt_ex_007.rs b/ssrt_ex_007.rs
 fn main() {
  let mut x = String::new();
  foo(&x);
  println!("{} to the other side.", x);
 }

 fn foo(bar: &String) -> () {
  bar.push_str("Break on through"); // ERROR: x is immutable!
 }
	fn main() {
	let mut x = String::new();
	foo(&x);
	println!("{} to the other side.", x);
	}

	fn foo(bar: &String) -> () {
	bar.push_str("Break on through"); // ERROR: x is immutable!
	}