Tracking Issue for slice::retain #71831
Labels
B-unstable
Blocker: Implemented in the nightly compiler and unstable.
C-tracking-issue
Category: An issue tracking the progress of sth. like the implementation of an RFC
T-libs-api
Relevant to the library API team, which will review and decide on the PR/issue.
This proposes to add a
retain
method to slice, that does the same thing asVec::retain
.This tracking issue, and it's ascociated PR(#71832) are heavily influenced by the discussion in #54279
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