aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

June 2018 Update

Browse source
This commit is contained in:
Ingy döt Net 2018-06-22 20:57:24 +00:00
parent ba8067c3b7
commit 22f33d4004
5278 changed files with 84726 additions and 14379 deletions
Download patch file Download diff file Expand all files Collapse all files

17
Task/Create-an-HTML-table/Rust/create-an-html-table-1.rust
View file

@ -2,18 +2,23 @@ extern crate rand;
use rand::Rng;
fn random_cell() -> usize {
// Anything between 0 and 10000 has 4 digits or less
return rand::thread_rng().gen_range(0, 10000);
fn random_cell<R: Rng>(rng: &mut R) -> u32 {
// Anything between 0 and 10_000 (exclusive) has 4 digits or fewer. Using `gen_range::<u32>`
// is faster for smaller RNGs. Because the parameters are constant, the compiler can do all
// the range construction at compile time, removing the need for
// `rand::distributions::range::Range`
rng.gen_range(0, 10_000)
}
fn main() {
let mut rng = rand::thread_rng(); // Cache the RNG for reuse
println!("<table><thead><tr><th></th><td>X</td><td>Y</td><td>Z</td></tr></thead>");
for row in 0..3 {
let x = random_cell();
let y = random_cell();
let z = random_cell();
let x = random_cell(&mut rng);
let y = random_cell(&mut rng);
let z = random_cell(&mut rng);
println!("<tr><th>{}</th><td>{}</td><td>{}</td><td>{}</td></tr>", row, x, y, z);
}