// Copyright (c) 2012 Ecma International. All rights reserved. | |
// This code is governed by the BSD license found in the LICENSE file. | |
/*--- | |
esid: sec-array.prototype.indexof | |
description: > | |
Array.prototype.indexOf - deleted properties in step 5 are visible | |
here on an Array | |
---*/ | |
var arr = []; | |
arr[10] = "10"; | |
arr.length = 20; | |
var fromIndex = { | |
valueOf: function() { | |
delete arr[10]; | |
return 3; | |
} | |
}; | |
assert.sameValue(arr.indexOf("10", fromIndex), -1, 'arr.indexOf("10", fromIndex)'); |