JavaScript按纯数字排序

 1         var arr=[
 2             {name:"张散步",age:"23",sports:"篮球",number:"231123"},
 3             {name:"李斯的",age:"3",sports:"钢琴",number:"534563"},
 4             {name:"艾伦",age:"63",sports:"排球",number:"345455"},
 5             {name:"王武",age:"33",sports:"乒乓球",number:"867324"},
 6             {name:"乏力",age:"26",sports:"足球",number:"132457"}
 7         ];
 8 
 9         //单一的数字排序
10         //console.log(arr.sort(sortDownAge));//正序
11         //console.log(arr.sort(sortUpAge));//反序
12 
13 
14         //灵活的数字多排序　　
15         //console.log(sortDownNumber(arr,"age"));//正序
16         //console.log(sortUpNumber(arr,"age"));//反序
17         //
18         //console.log(sortDownNumber(arr,"number"));//正序
19         //console.log(sortUpNumber(arr,"number"));//反序
20 
21         
22         
23         
24         
25         //单一的纯数字排序,上方是正序，下方是反序
26         function sortDownAge(a, b) {
27             return a.age - b.age
28         }
29 
30         function sortUpAge(a, b) {
31             return b.age - a.age
32         }
33 
34 　　　　//纯数字灵活排序
35         /*数字正排序
36         *
37         * data：对象数组
38         * p：排序的参数
39         *
40         * */
41         function sortDownNumber(data, p) {
42             for (i = 0; i < data.length - 1; i++) {
43                 for (j = 0; j < data.length - 1 - i; j++) {
44                     if (parseFloat(data[j][p]) > parseFloat(data[j + 1][p])) {
45                         var temp = data[j];
46                         data[j] = data[j + 1];
47                         data[j + 1] = temp;
48                     }
49                 }
50             }
51             return data;
52         }
53 
54 
55         /*数字反排序
56          *
57          * data：对象数组
58          * p：排序的参数
59          *
60          * */
61         function sortUpNumber(data, p) {
62             for (i = 0; i < data.length - 1; i++) {
63                 for (j = 0; j < data.length - 1 - i; j++) {
64                     if (parseFloat(data[j][p]) < parseFloat(data[j + 1][p])) {
65                         var temp = data[j];
66                         data[j] = data[j + 1];
67                         data[j + 1] = temp;
68                     }
69                 }
70             }
71             return data;
72         }