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Aug 23rd, 2019
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  1. fn main() {
  2. let a = "a".to_string();
  3. let a_ref = &a;
  4. let b_ref;
  5. let g_ref;
  6. {
  7. let b = "b".to_string();
  8. b_ref = &b;
  9. let (c_ref, _d_ref) = return_tuple(a_ref, b_ref);
  10. g_ref = c_ref;
  11. // h_ref = d_ref;
  12. }
  13. println!("{}", g_ref);
  14. // println!("{}", h_ref);
  15. }
  16.  
  17. fn return_tuple<'a, 'b>(a: &'a str, b: &'b str) -> (&'a str, &'b str) {
  18. (a, b)
  19. }
  20.  
  21. fn return_tuple_strict<'a>(a: &'a str, b: &'a str) -> (&'a str, &'a str) {
  22. (a, b)
  23. }
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