| // 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.reduceright |
| description: > |
| Array.prototype.reduceRight visits deleted element in array after |
| the call when same index is also present in prototype |
| ---*/ |
| |
| function callbackfn(prevVal, curVal, idx, obj) |
| { |
| delete arr[1]; |
| delete arr[2]; |
| return prevVal + curVal; |
| } |
| Array.prototype[2] = 6; |
| var arr = ['1', 2, 3, 4, 5]; |
| var res = arr.reduceRight(callbackfn); |
| delete Array.prototype[2]; |
| |
| //one element deleted |
| assert.sameValue(res, "151", 'res'); |
