1 <!DOCTYPE html>
2 <html>
3 <head lang="en">
4 <meta charset="UTF-8">
5 <title></title>
6 </head>
7 <body>
8 <script>
9 //合并数组
10 var arr1 = ["Hello","World","PHP","Js"];
11 var arr2 = ["name","age","sex","weight"];
12 var arr3 = arr1.concat(arr2);//合并数组，arr1合并arr2
13 // document.write(arr3);
14 //数组排序
15 var na = [3,5,7,1,6,4,2];
16 document.write(na.sort(function(a,b){
17 return a-b;//升序
18 return b-a;//降序
19 }));
20 //追加
21 var yy = ["w","h"];
22 yy.push("p");//追加字符p
23 document.write(yy);
24 //反转
25 var tt = ["o","l","l","e","h"];
26 document.write(tt.reverse());//反转数组
27 </script>
28 </body>
29 </html>
转载于:https://www.cnblogs.com/Vito-L/p/4625571.html
