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exclusive

mutate.exclusive

(R 
type
, F 
type
: Function R, code F)
 => 
R
perform given code with exclusive access to the mutable values created with
this instance of `mutate`.
Precondition
pre
  safety: exclusive_allowed

Type Parameters

0.099dev (GIT hash 9b94ad4b4a4bff2bf2be7d77be2c6e1fd7683c4d)
last changed: 2026-09-23