| // 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.filter |
| description: > |
| Array.prototype.filter - This object is the Arguments object which |
| implements its own property get method (number of arguments is |
| greater than number of parameters) |
| ---*/ |
| |
| function callbackfn(val, idx, obj) { |
| if (idx === 0) { |
| return val === 11; |
| } else if (idx === 1) { |
| return val === 12; |
| } else if (idx === 2) { |
| return val === 9; |
| } else { |
| return false; |
| } |
| } |
| |
| var func = function(a, b) { |
| return Array.prototype.filter.call(arguments, callbackfn); |
| }; |
| var newArr = func(11, 12, 9); |
| |
| assert.sameValue(newArr.length, 3, 'newArr.length'); |
| assert.sameValue(newArr[0], 11, 'newArr[0]'); |
| assert.sameValue(newArr[1], 12, 'newArr[1]'); |
| assert.sameValue(newArr[2], 9, 'newArr[2]'); |