trpl-zh-cn/listings/ch15-smart-pointers/listing-15-26/output.txt

$ cargo run
   Compiling cons-list v0.1.0 (file:///projects/cons-list)
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
     Running `target/debug/cons-list`
a initial rc count = 1
a next item = Some(RefCell { value: Nil })
a rc count after b creation = 2
b initial rc count = 1
b next item = Some(RefCell { value: Cons(5, RefCell { value: Nil }) })
b rc count after changing a = 2
a rc count after changing a = 2
add listings code && update to ch02-00 2022-02-06 16:43:51 +08:00			`$ cargo run`
			`Compiling cons-list v0.1.0 (file:///projects/cons-list)`
update listings to catch up newest outputs and features of newest rust 2024-06-06 21:23:21 +08:00			Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.53s
add listings code && update to ch02-00 2022-02-06 16:43:51 +08:00			Running `target/debug/cons-list`
			`a initial rc count = 1`
			`a next item = Some(RefCell { value: Nil })`
			`a rc count after b creation = 2`
			`b initial rc count = 1`
			`b next item = Some(RefCell { value: Cons(5, RefCell { value: Nil }) })`
			`b rc count after changing a = 2`
			`a rc count after changing a = 2`