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23 lines
626 B
23 lines
626 B
var nativeCreate = require('./_nativeCreate'); |
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/** Used for built-in method references. */ |
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var objectProto = Object.prototype; |
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/** Used to check objects for own properties. */ |
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var hasOwnProperty = objectProto.hasOwnProperty; |
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/** |
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* Checks if a hash value for `key` exists. |
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* |
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* @private |
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* @name has |
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* @memberOf Hash |
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* @param {string} key The key of the entry to check. |
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* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`. |
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*/ |
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function hashHas(key) { |
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var data = this.__data__; |
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return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key); |
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} |
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module.exports = hashHas;
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