test/Strings/concat5.js

//-------------------------------------------------------------------------------------------------------
// Copyright (C) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.
//-------------------------------------------------------------------------------------------------------

//implicit calls

var a = 1;
var b = 2;
var obj = {toString: function(){ a=3; return "Hello World";}};
a = b;
Object.prototype.concat = String.prototype.concat;
var f = obj.concat("abc");
WScript.Echo (a);