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array_ctr.js

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//-------------------------------------------------------------------------------------------------------

// Copyright (C) Microsoft. All rights reserved.

// Licensed under the MIT license. See LICENSE.txt file in the project root for full license information.

//-------------------------------------------------------------------------------------------------------

function write(v) { WScript.Echo(v); }

var a;

a = new Array();

write(a.length);

a = new Array(10);

write(a.length);

a = new Array(new Number(10.2));

write(a.length);

write(a[0]);

a = new Array(new Array());

write(a.length);

var wo = new Object();

wo.valueOf = function() {return 12}

var we = [1, 2, 3];

we.length = "33";

write(we.length);

we.length = wo;

write(we.length);

we.length = null;

write(we.length);

try {

we.length = undefined;

write(we.length);

}

catch (e) {

write(e.message);

}

try {

we.length = "foo";

}

catch (e) {

write(e.message);

}

WScript.Echo(we.length);

try {

we.length = Infinity;

write(we.length);

}

catch (e) {

write(e.message);

}