1// Copyright JS Foundation and other contributors, http://js.foundation 2// 3// Licensed under the Apache License, Version 2.0 (the "License"); 4// you may not use this file except in compliance with the License. 5// You may obtain a copy of the License at 6// 7// http://www.apache.org/licenses/LICENSE-2.0 8// 9// Unless required by applicable law or agreed to in writing, software 10// distributed under the License is distributed on an "AS IS" BASIS 11// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12// See the License for the specific language governing permissions and 13// limitations under the License. 14 15function bar(a) { 16 assert(a[0] === 10); 17 a.hasOwnProperty(0); 18 assert(a[0] === 10); 19} 20 21function foo(a) { 22 assert(a === 20); 23 a = 10; 24 bar(arguments); 25} 26 27function barStrict(a) { 28 "use strict" 29 assert(a[0] === 20); 30 a.hasOwnProperty(0); 31 assert(a[0] === 20); 32} 33 34function fooStrict(a) { 35 "use strict" 36 assert(a === 20); 37 a = 10; 38 barStrict(arguments); 39} 40 41foo(20); 42fooStrict(20); 43