Stabilize `count`, `ignore`, `index`, and `len` (`macro_metavar_expr`)#122808

Closed

c410-f3r wants to merge 1 commit intorust-lang:masterfrom

c410-f3r:again-again-again-again-again

Commits on Mar 21, 2024

Stabilize count, ignore, index, and length in Rust 1.80
c410-f3r
committed