var toString = require('./toString'), unescapeHtmlChar = require('./_unescapeHtmlChar'); /** Used to match HTML entities and HTML characters. */ var reEscapedHtml = /&(?:amp|lt|gt|quot|#39|#96);/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;