[−][src]Function ndless::input::iter_keys
pub fn iter_keys() -> impl Iterator<Item = Key> + 'static
A more efficient way to get keys being pressed than get_keys
,
as iter_keys
does not allocate.
However, it must be used immediately, as each iteration of the loop checks if the key is being pressed at that time. For example:
use ndless::prelude::*; use ndless::input::iter_keys; for key in iter_keys() { println!("Key {:?} is being pressed.", key); }
Additionally, it may be used like any other Iterator
in Rust:
// Print all keys except escape use ndless::prelude::*; use ndless::input::{iter_keys, Key}; iter_keys() .filter(|key| key != Key::Esc) .for_each(|key| println!("Key {:?} is being pressed.", key));