applycall.js revision 877:cf4d2252d444
1/* 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/** 25 * Verify "length" property of functions is arity. 26 * Verify that function can be called by apply and call. 27 * 28 * @test 29 * @run 30 */ 31 32function func(x, y) { print(x); print(y); } 33 34print(func.call); 35print("func.call.length = " + func.call.length); 36 37func.call(this, "hello, ", "world"); 38func.apply(this, [ "hello, " , "world" ]); 39func("hello, ", "world"); 40 41// extension: you can pass java List to apply 42 43var list = new java.util.ArrayList(); 44list.add("invokedynamic"); 45list.add(" is great!"); 46func.apply(this, list); 47 48print("func.apply.length = " + func.apply.length); 49 50function func2() { 51 print("I am func2"); 52} 53 54func2.apply(this); 55 56func.apply(this); 57