dotSCAD/docs/lib3x-hashset_del.md

hashset_del

This function dels an element from a util/set/hashset.It returns a new set without the specified element.

Since: 3.0

Parameters

• set : The original set.
• elem : The element to be deleted.
• eq : A equality function. If it's ignored, use == to compare elements.
• hash : A hash function. If it's ignored, convert each element to a string and hash it.

Examples

use <util/set/hashset.scad>
use <util/set/hashset_del.scad>
use <util/set/hashset_has.scad>

s1 = hashset([1, 2, 3, 4, 5]);
s2 = hashset_del(s1, 3);
assert(!hashset_has(s2, 3));