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8 lines
261 B
JavaScript
8 lines
261 B
JavaScript
6 years ago
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'use strict';
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var toString = Object.prototype.toString;
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module.exports = function (x) {
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var prototype;
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return toString.call(x) === '[object Object]' && (prototype = Object.getPrototypeOf(x), prototype === null || prototype === Object.getPrototypeOf({}));
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};
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