rust-play

use std::collections::HashMap;
use std::str;
fn main() {
    let s = "a, 100\nb, 200\nw, 20";
    let mut m = HashMap::new();
    s.split('\n').map(|line| {
        let v: Vec<_>= line.split(',').map(str::trim).collect();
        println!("{:?}", v);
        if v.len() == 2 {
            m.insert(v[0], v[1]);

rust-play

use std::fmt::Display;
use std::ops::FnMut;

fn main() {
    let a: u64 = 1.cast();
    let b: u16 = 1.cast();
    let mut v: Vec<&dyn Display> = Vec::new();
    v.push(&true);
    
    let mut cl = gen_counter(1);

rust-play

use std::fmt::Display;
use std::ops::FnMut;

fn main() {
    let a: u64 = 1.cast();
    let b: u16 = 1.cast();
    let mut v: Vec<&dyn Display> = Vec::new();
    v.push(&true);
    
    let mut cl = gen_counter(1);

voluntas

WebRTC コトハジメ

更新

2023-10-04

作者

@voluntas

バージョン

2023.2

URL

https://voluntas.github.io/