Strict mode Passingnon-Strict mode Passing
Features:
- ∅
// 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.some description: > Array.prototype.some considers new elements added to array after it is called ---*/ var calledForThree = false; function callbackfn(val, idx, obj) { arr[2] = 3; if (val !== 3) calledForThree = true; return false; } var arr = [1, 2, , 4, 5]; var val = arr.some(callbackfn); assert(calledForThree, 'calledForThree !== true');