web 3d图形渲染器
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  1. "use strict";
  2. module.exports = function () {
  3. var arr = ["foo", 1], iterator, result;
  4. if (typeof arr.values !== "function") return false;
  5. iterator = arr.values();
  6. if (!iterator) return false;
  7. if (typeof iterator.next !== "function") return false;
  8. result = iterator.next();
  9. if (!result) return false;
  10. if (result.value !== "foo") return false;
  11. if (result.done !== false) return false;
  12. return true;
  13. };