remove - nodef/extra-map GitHub Wiki

Remove value at key.

Alternatives: remove, remove$. Similar: get, set, remove.

function remove(x, k)
// x: a map
// k: key

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

var x = new Map(['a', 2], ['b', 4], ['c', 6], ['d', 8](/nodef/extra-map/wiki/'a',-2],-['b',-4],-['c',-6],-['d',-8));
map.remove(x, 'b');
// → Map(3) { 'a' => 2, 'c' => 6, 'd' => 8 }

map.remove(x, 'd');
// → Map(3) { 'a' => 2, 'b' => 4, 'c' => 6 }

References