aozhiwei 0a973d12e3 1
2022-01-27 17:32:21 +08:00

8 lines
261 B
JavaScript

'use strict';
var toString = Object.prototype.toString;
module.exports = function (x) {
var prototype;
return toString.call(x) === '[object Object]' && (prototype = Object.getPrototypeOf(x), prototype === null || prototype === Object.getPrototypeOf({}));
};