JS判断页面是在手机端还是在PC端打开

browserRedirect() { 
      var sUserAgent = navigator.userAgent.toLowerCase(); 
      if (/ipad|iphone|midp|rv:1.2.3.4|ucweb|android|windows ce|windows mobile/.test(sUserAgent)) { 
      //移动端 
       } else { //pc端 
       } 
    }