Rust datatypes: Difference between revisions
From wikinotes
Line 49: | Line 49: | ||
=== Floating Point === | === Floating Point === | ||
<blockquote> | <blockquote> | ||
<syntaxhighlight lang="rust"> | |||
f32 | |||
f64 | |||
</syntaxhighlight> | |||
</blockquote><!-- Floating Point --> | </blockquote><!-- Floating Point --> | ||
</blockquote><!-- Numbers --> | </blockquote><!-- Numbers --> |
Revision as of 23:29, 29 August 2021
Primitives
Text
char
char
Numbers
implied type let var = 12;
assigned type let var: i8 = 12;
type suffix let var = 12i8;
Integers
- signed integers range is split in two, can be positive/negative
- unsigned integers are positive, and use all available bits
- use radix to calculate max size that can be accomodated with b bits
// signed integers, by bit-size i8 // -128..127 i16 // -32768..32767 i32 // -2147483648..2147483647 i64 // ... i128 isize // unsigned integers, by bit-size u8 // 0..255 u16 // 0..65535 u36 // 0..4294967295 u64 // ... u128 usizeFloating Point
f32 f64Boolean
true false
Collections
tuples
arrays