|  | var toString = require('./toString'), | 
						
						
							|  |     unescapeHtmlChar = require('./_unescapeHtmlChar'); | 
						
						
							|  | 
 | 
						
						
							|  | /** Used to match HTML entities and HTML characters. */ | 
						
						
							|  | var reEscapedHtml = /&(?:amp|lt|gt|quot|#39);/g, | 
						
						
							|  |     reHasEscapedHtml = RegExp(reEscapedHtml.source); | 
						
						
							|  | 
 | 
						
						
							|  | /** | 
						
						
							|  |  * The inverse of `_.escape`; this method converts the HTML entities | 
						
						
							|  |  * `&`, `<`, `>`, `"`, and `'` in `string` to | 
						
						
							|  |  * their corresponding characters. | 
						
						
							|  |  * | 
						
						
							|  |  * **Note:** No other HTML entities are unescaped. To unescape additional | 
						
						
							|  |  * HTML entities use a third-party library like [_he_](https://mths.be/he). | 
						
						
							|  |  * | 
						
						
							|  |  * @static | 
						
						
							|  |  * @memberOf _ | 
						
						
							|  |  * @since 0.6.0 | 
						
						
							|  |  * @category String | 
						
						
							|  |  * @param {string} [string=''] The string to unescape. | 
						
						
							|  |  * @returns {string} Returns the unescaped string. | 
						
						
							|  |  * @example | 
						
						
							|  |  * | 
						
						
							|  |  * _.unescape('fred, barney, & pebbles'); | 
						
						
							|  |  * // => 'fred, barney, & pebbles' | 
						
						
							|  |  */ | 
						
						
							|  | function unescape(string) { | 
						
						
							|  |   string = toString(string); | 
						
						
							|  |   return (string && reHasEscapedHtml.test(string)) | 
						
						
							|  |     ? string.replace(reEscapedHtml, unescapeHtmlChar) | 
						
						
							|  |     : string; | 
						
						
							|  | } | 
						
						
							|  | 
 | 
						
						
							|  | module.exports = unescape;
 |