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.map description: > Array.prototype.map throws TypeError exception when 'length' is an object with toString and valueOf methods that don�t return primitive values ---*/ function callbackfn(val, idx, obj) { return val > 10; } var obj = { 1: 11, 2: 12, length: { valueOf: function() { return {}; }, toString: function() { return {}; } } }; assert.throws(TypeError, function() { Array.prototype.map.call(obj, callbackfn); });