01.octal.js

//-------------------------------------------------------------------------------------------------------
// 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 + ""); }

// Octal number
(function Test1() {
    var str = "Octal number";
    try {
        eval("01");
    } catch (e) {
        write("Exception: "  + str);
        return;
    }
    write("Return: "  + str);
})();

// Octal string literal
(function Test2() {
    var str = "Octal string literal";
    try {
        eval("\'\\02\'");
    } catch (e) {
        write("Exception: "  + str);
        return;
    }
    write("Return: "  + str);
})();

// Hex followed by octal
(function Test3() {
    var str = "Octal number following a hex number";
    var a;
    try {
      eval("a = 0x1; a = 01;");
    }
    catch (e) {
      write("Exception: " + str);
      return;
    }
    write("Return: " + str);
})();