JavaScript Switch 语句

 1switch(n)
 2{
 3case 1:
 4  执行代码块 1
 5  break;
 6case 2:
 7  执行代码块 2
 8  break;
 9default:
10  n 与 case 1 和 case 2 不同时执行的代码
11}

 1 /**
 2     * 车辆信息翻译
 3     */
 4function translate(value) {
 5        var truckType = "";
 6        switch (value) {
 7            case "7":
 8                truckType = "2T";
 9                break;
10            case "8":
11                truckType = "5T";
12                break;
13            case "9":
14                truckType = "10T";
15                break;
16            case "10":
17                truckType = "12T";
18                break;
19            case "11":
20                truckType = "15T";
21                break;
22            default:
23                truckType = "";
24        }
25        return truckType;
26    }

        switch (value) {

  alert(typeof value);