m-lamonaca/dev-notes
1
0
Fork 0
mirror of https://github.com/m-lamonaca/dev-notes.git synced 2025-04-18 11:26:27 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Improve Array & Tuple notes

Browse source
This commit is contained in:
Marcello 2021-10-09 11:05:59 +02:00
parent e9425c19a4
commit 6980fd786b
1 changed files with 14 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

17
Rust/Rust.md
View file

@ -174,10 +174,11 @@ Tuples have a *fixed length*: once declared, they cannot grow or shrink in size.
```rs ```rs
let tup: (i32, f64, u8) = (500, 6.4, 1); let tup: (i32, f64, u8) = (500, 6.4, 1);
let tup = (500, 6.4, 1);
let (x, y, z) = tup; // tuple deconstruction (unpacking) let (x, y, z) = tup; // tuple deconstruction (unpacking)
tup.0; // member access tup.0 = value; // member access & update (mut be mutable)
``` ```
### Array Types ### Array Types
@ -188,9 +189,19 @@ An array isn't as flexible as the `vector` type, though. A vector is a similar c
```rs ```rs
let array = [0, 1, 2, 3, 4]; let array = [0, 1, 2, 3, 4];
let array: [Type; length] = [...]; let array: [Type; length] = [...];
let array: [value; length]; // same as python's [value] * length let array: [value; length]; // repeat expression (same as python's [value] * length)
array[index] = value; // member access and update let index: usize = <index_value>; // indexes and ranges must be of type usize
array[index] = value; // member access and update (must be mutable)
let matrix = [
[0 ,1, 2],
[3, 4, 5]
]
let matrix: [[Type, length]; length]; = [[...], [...], ...]
matrix[row][column];
``` ```
### Slice Types ### Slice Types