S11.3.1_A3_T4.js (533B)
1 // Copyright 2009 the Sputnik authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 info: Operator x++ returns x = ToNumber(x) + 1 6 es5id: 11.3.1_A3_T4 7 description: Type(x) is undefined or null 8 ---*/ 9 10 //CHECK#1 11 var x; 12 x++; 13 if (isNaN(x) !== true) { 14 throw new Test262Error('#1: var x; x++; x === Not-a-Number. Actual: ' + (x)); 15 } 16 17 //CHECK#2 18 var x = null; 19 x++; 20 if (x !== 1) { 21 throw new Test262Error('#2: var x = null; x++; x === 1. Actual: ' + (x)); 22 } 23 24 reportCompare(0, 0);