fold_int

fn fold_int(Vec<int> xs, int init, int -> int -> int folder) -> int

use collections::vec::{fold_int};

The same as fold; kept for older code.

Parameters#

Returns#

int

See also#

• collections::vec::fold
• contains: Returns true when needle is in xs.
• index_of: Returns the index of the first needle in xs, or -1.
• binary_search: Finds needle in the ascending vector xs by halving, and returns an index holding it.
• dedup: Returns xs with runs of equal neighbours collapsed to one value.
• map: Returns a new vector with mapper applied to each element, in order.
• filter: Returns the elements for which pred is true, in order.
• first: Returns the first element, or None when xs is empty.