--- /dev/null
+'use strict';
+var $ = require('../internals/export');
+var IS_PURE = require('../internals/is-pure');
+var collectionDeleteAll = require('../internals/collection-delete-all');
+
+// `WeakMap.prototype.deleteAll` method
+// https://github.com/tc39/proposal-collection-methods
+$({ target: 'WeakMap', proto: true, real: true, forced: IS_PURE }, {
+ deleteAll: function deleteAll(/* ...elements */) {
+ return collectionDeleteAll.apply(this, arguments);
+ }
+});