test/LetConst/o.js

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

const a = 5;
for (var x = 0; x < 10; x ++) {
    const a = 666;
    WScript.Echo(a);
}
const b = 10;
WScript.Echo(a);
WScript.Echo(b);