aoqi@0: /*
aoqi@0:  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * 
aoqi@0:  * Redistribution and use in source and binary forms, with or without
aoqi@0:  * modification, are permitted provided that the following conditions
aoqi@0:  * are met:
aoqi@0:  * 
aoqi@0:  *   - Redistributions of source code must retain the above copyright
aoqi@0:  *     notice, this list of conditions and the following disclaimer.
aoqi@0:  * 
aoqi@0:  *   - Redistributions in binary form must reproduce the above copyright
aoqi@0:  *     notice, this list of conditions and the following disclaimer in the
aoqi@0:  *     documentation and/or other materials provided with the distribution.
aoqi@0:  * 
aoqi@0:  *   - Neither the name of Oracle nor the names of its
aoqi@0:  *     contributors may be used to endorse or promote products derived
aoqi@0:  *     from this software without specific prior written permission.
aoqi@0:  * 
aoqi@0:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
aoqi@0:  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
aoqi@0:  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
aoqi@0:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
aoqi@0:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
aoqi@0:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
aoqi@0:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
aoqi@0:  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
aoqi@0:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
aoqi@0:  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
aoqi@0:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
aoqi@0:  */
aoqi@0: 
aoqi@0: // nashorn supports for..each extension supported
aoqi@0: // by Mozilla. See also
aoqi@0: // https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/for_each...in
aoqi@0: 
aoqi@0: var strs = [ "hello", "world" ];
aoqi@0: for each (str in strs)
aoqi@0:     print(str);
aoqi@0: 
aoqi@0: // create a java int[] object
aoqi@0: var JArray = Java.type("int[]");
aoqi@0: var arr = new JArray(10);
aoqi@0: 
aoqi@0: // store squares as values
aoqi@0: for (i in arr) 
aoqi@0:     arr[i] = i*i;
aoqi@0: 
aoqi@0: // for .. each on java arrays
aoqi@0: print("squares");
aoqi@0: for each (i in arr)
aoqi@0:     print(i);
aoqi@0: 
aoqi@0: var System = Java.type("java.lang.System");
aoqi@0: 
aoqi@0: // for..each on java Iterables
aoqi@0: // print System properties as name = value pairs
aoqi@0: print("System properties");
aoqi@0: for each (p in System.properties.entrySet()) {
aoqi@0:     print(p.key, "=", p.value);
aoqi@0: } 
aoqi@0: 
aoqi@0: // print process environment vars as name = value pairs
aoqi@0: print("Process environment");
aoqi@0: for each (e in System.env.entrySet()) {
aoqi@0:     print(e.key, "=", e.value);
aoqi@0: }