_assignValue.js
496ca12772aevalidity_dates

_assignValue.js
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			var baseAssignValue = require('./_baseAssignValue'),
			eq = require('./eq');

			/** Used for built-in method references. */
			var objectProto = Object.prototype;

			/** Used to check objects for own properties. */
			var hasOwnProperty = objectProto.hasOwnProperty;

			/**
			* Assigns `value` to `key` of `object` if the existing value is not equivalent
			* using [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
			* for equality comparisons.
			*
			* @private
			* @param {Object} object The object to modify.
			* @param {string} key The key of the property to assign.
			* @param {*} value The value to assign.
			*/
			function assignValue(object, key, value) {
			var objValue = object[key];
			if (!(hasOwnProperty.call(object, key) && eq(objValue, value)) \|\|
			(value === undefined && !(key in object))) {
			baseAssignValue(object, key, value);
			}
			}

			module.exports = assignValue;