WeakMap collection as specified in ECMAScript6
updated at April 14, 2022, 2:06 p.m.
Set collection as specified in ECMAScript 6
updated at Nov. 21, 2022, 3:21 a.m.
Map collection as specified in ECMAScript6
updated at Aug. 15, 2023, 4:33 p.m.
Environment agnostic nextTick polyfill
updated at Dec. 6, 2023, 1:40 a.m.
ECMAScript 6 Symbol polyfill
updated at May 10, 2024, 4:15 a.m.