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[摘转] JS 数组合并问题

http://zhidao.baidu.com/question/113956153.html

arr1 = {a:1, b:2, c:3};
arr2 = {b:5, h:6, k:7};
结果{a:1, b:5, c:3, h:6, k:7}

 1 <!--STATUS OK-->
 2 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
 3 <html>
 4 <head>
 5 <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
 6 <title>JS 数组合并问题_百度知道</title>
 7 
 8 <link rel="alternate" type="application/rss+xml"
 9     title="“JS 数组合并问题”的最新回答（RSS 2.0）"
10     href="http://zhidao.baidu.com/q?ct=20&qid=113956153&pn=65535&rn=25&tn=rssqb">
11 
12 </head>
13 <body>
14     <script>
15         function objConcat(a1, a2) {
16             var newarr = {};
17             for ( var k1 in a1) {
18                 newarr[k1] = a1[k1];
19             }
20             for ( var k2 in a2) {
21                 newarr[k2] = a2[k2];
22             }
23             return newarr;
24         }
25 
26         arr1 = {
27             a : 1,
28             b : 2,
29             c : 3
30         };
31         arr2 = {
32             b : 5,
33             h : 6,
34             k : 7
35         };
36         arr = objConcat(arr1, arr2);
37         for ( var key in arr) {
38             document.write(key + '->' + arr[key] + '</br>');
39         }
40     </script>
41 </body>
42 </html>

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原文地址：https://www.cnblogs.com/livon/p/3186784.html