mirror of
https://github.com/tc39/test262.git
synced 2025-08-28 13:28:38 +02:00
27 lines
857 B
JavaScript
27 lines
857 B
JavaScript
/// Copyright (c) 2012 Ecma International. All rights reserved.
|
|
/// Ecma International makes this code available under the terms and conditions set
|
|
/// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
|
|
/// "Use Terms"). Any redistribution of this code must retain the above
|
|
/// copyright and this notice and otherwise comply with the Use Terms.
|
|
/**
|
|
* @path ch15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-3.js
|
|
* @description Array.prototype.reduce doesn't visit deleted elements in array after the call
|
|
*/
|
|
|
|
|
|
function testcase() {
|
|
|
|
function callbackfn(prevVal, curVal, idx, obj)
|
|
{
|
|
delete arr[3];
|
|
delete arr[4];
|
|
return prevVal + curVal;
|
|
}
|
|
|
|
var arr = ['1',2,3,4,5];
|
|
if(arr.reduce(callbackfn) === "123" ) // two elements deleted
|
|
return true;
|
|
|
|
}
|
|
runTestCase(testcase);
|