Programming-Idioms

History of Idiom 12 > diff from v122 to v123

Edit summary for version 123 by programming-idioms.org:
[Rust] Demo with positive and negative results

↷

Version 122

2020-11-22, 17:18:41

Version 123

2020-12-06, 15:14:12

Idiom #12 Check if list contains a value

Check if list contains a value x.
list is an iterable finite container.

Idiom #12 Check if list contains a value

Check if list contains a value x.
list is an iterable finite container.

Variables

list,x

Variables

list,x

Extra Keywords

array vector member membership

Extra Keywords

array vector member membership

Rust

Rust

Code

list.contains(&x);

Code

list.contains(&x);

Comments bubble

See also more general alternative implementations.

Comments bubble

See also more general alternative implementations.

Doc URL

https://doc.rust-lang.org/std/primitive.slice.html#method.contains

Doc URL

https://doc.rust-lang.org/std/primitive.slice.html#method.contains

Demo URL

https://play.rust-lang.org/?version=stable&mode=debug&edition=2015&gist=a1c1fc719281981f27c93b8dca6fb42d

Demo URL

https://play.rust-lang.org/?version=stable&mode=debug&edition=2015&gist=ccf30806f0f1a2b44a0a34bc7b33de6e

↶ Previous change

Next change ↷

History of Idiom 12 > diff from v122 to v123

Version 122

Version 123

Idiom #12 Check if list contains a value

Idiom #12 Check if list contains a value

Variables

Variables

Extra Keywords

Extra Keywords

Code

Code

Comments bubble

Comments bubble

Doc URL

Doc URL

Demo URL

Demo URL

Please choose a nickname before doing this