HashSet::clear

pub fn clear()

use collections::set::{HashSet};

Remove all elements.

Called on a HashSet value as value.clear(…).

See also#

• HashSet: A set of unique values.
• HashSet::with_capacity: Create a set with bucket count rounded up to the next power of two (min 8).
• HashSet::new: Empty set with default capacity 8.
• HashSet::size: Number of elements.
• HashSet::is_empty: Returns true when the set has no values.
• HashSet::insert: Insert x; returns true when newly added.
• HashSet::contains: True when x is present.
• HashSet::remove: Remove x; returns true when an element was removed.