--- /dev/null
+'use strict';
+var $ = require('../internals/export');
+
+// `URL.prototype.toJSON` method
+// https://url.spec.whatwg.org/#dom-url-tojson
+$({ target: 'URL', proto: true, enumerable: true }, {
+ toJSON: function toJSON() {
+ return URL.prototype.toString.call(this);
+ }
+});