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25 lines
501 B
JavaScript
25 lines
501 B
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/**
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* Operator ++x returns x = ToNumber(x) + 1
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*
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* @path ch11/11.4/11.4.4/S11.4.4_A3_T4.js
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* @description Type(x) is undefined or null
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*/
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//CHECK#1
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var x;
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++x;
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if (isNaN(x) !== true) {
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$ERROR('#1: var x; ++x; x === Not-a-Number. Actual: ' + (x));
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}
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//CHECK#2
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var x = null;
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++x;
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if (x !== 1) {
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$ERROR('#2: var x = null; ++x; x === 1. Actual: ' + (x));
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}
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