test262/test/language/expressions/delete/11.4.1-4.a-14.js

22 lines
607 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: >
This test is actually testing the [[Delete]] internal method (8.12.8). Since the
language provides no way to directly exercise [[Delete]], the tests are placed here.
es5id: 11.4.1-4.a-14
description: delete operator returns true when deleting Array elements
includes: [runTestCase.js]
---*/
function testcase() {
var a = [1,2,3]
a.x = 10;
var d = delete a[1]
if(d === true && a[1] === undefined)
return true;
}
runTestCase(testcase);