1 function IsPC() {
 2     var userAgentInfo = navigator.userAgent;
 3     var Agents = ["Android", "iPhone",
 4                 "SymbianOS", "Windows Phone",
 5                 "iPad", "iPod"];
 6     var flag = true;
 7     for (var v = 0; v < Agents.length; v++) {
 8         if (userAgentInfo.indexOf(Agents[v]) 
 
> 0) {
 9             flag = false;
10             break;
11         }
12     }
13     return flag;
14 }
15  
16 var flag = IsPC();
17 console.log(flag) //true為PC端，false為手機端

JS判斷客戶端是手機還是PC