test262/test/language/expressions/delete/11.4.1-5-2.js

21 lines
531 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 11.4.1-5-2
description: >
delete operator returns false when deleting a direct reference to
a function argument
flags: [noStrict]
---*/
function foo(a,b) {
// Now, deleting 'a' directly should fail
// because 'a' is direct reference to a function argument;
var d = delete a;
return (d === false && a === 1);
}
assert(foo(1,2), 'foo(1,2) !== true');