add$

Add a value to set.

Alternatives: add, add$.
Similar: add, remove.

function add$(x, v)
// x: a set (updated)
// v: value

const set = require('extra-set');

var x = new Set([2, 4, 6, 8]);
set.add$(x, 40);
// → Set(5) { 2, 4, 6, 8, 40 }

x;
// → Set(5) { 2, 4, 6, 8, 40 }

var x = new Set([2, 4, 6, 8]);
set.add$(x, 80);
// → Set(5) { 2, 4, 6, 8, 80 }

References

• List-Extra.updateAt: elm
• List.set: Java