itertools

Function any

Source
pub fn any<I, F>(iterable: I, f: F) -> bool
where I: IntoIterator, F: FnMut(I::Item) -> bool,
Expand description

Test whether the predicate holds for any elements in the iterable.

IntoIterator enabled version of Iterator::any.

use itertools::any;

assert!(any(&[0, -1, 2], |elt| *elt > 0));