JSTests/test262/test/built-ins/Date/prototype/toISOString/15.9.5.43-0-3.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-date.prototype.toisostring
description: Date.prototype.toISOString must exist as a function
---*/

assert.sameValue(typeof(Date.prototype.toISOString), "function", 'typeof (Date.prototype.toISOString)');