var assocIndexOf = require('./_assocIndexOf');

/**

* Checks if a list cache value for `key` exists.
*
* @private
* @name has
* @memberOf ListCache
* @param {string} key The key of the entry to check.
* @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
*/

function listCacheHas(key) {

return assocIndexOf(this.__data__, key) > -1;

}

module.exports = listCacheHas;