DEV Community

Towry
Towry

Posted on

Answer: Why can't I assign one dereference of a reference of a reference to another when the outer lifetimes differ?

answer re: Why can't I assign one dereference of a reference of a reference to another when the outer lifetimes differ?

Apr 13 '20
10

You cannot dereference a &'b mut &'c mut u32 and get a &'c mut u32 because:

  • &mut references are not trivially copiable, so you can't copy the &'c mut u32; and
  • You cannot move out of a reference, so you also can't move the &'c mut u32 (which would…

Top comments (0)

Read next

technonotes profile image

SQL Loader

technonotes-hacker -

keploy profile image

Securing Databases with SSL in Docker Containers

keploy -

observedobserver profile image

Photes.io: An AI Assistant More Than Image-to-Text

FlyingBanana -

jordan_lee profile image

7 Essential Tools to Boost Productivity and Simplify Life in 2024

Ahad Khan -