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Editing: isEmpty.js
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var _getLength = require('./_getLength.js'); var isArray = require('./isArray.js'); var isString = require('./isString.js'); var isArguments = require('./isArguments.js'); var keys = require('./keys.js'); // Is a given array, string, or object empty? // An "empty" object has no enumerable own-properties. function isEmpty(obj) { if (obj == null) return true; // Skip the more expensive `toString`-based type checks if `obj` has no // `.length`. var length = _getLength(obj); if (typeof length == 'number' && ( isArray(obj) || isString(obj) || isArguments(obj) )) return length === 0; return _getLength(keys(obj)) === 0; } module.exports = isEmpty;
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