jq 判断手机端还是PC端

/**
 * 判断访问类型是PC端还是手机端
 */
function isMobile() {
    var userAgentInfo = navigator.userAgent;

    var mobileAgents = [ "Android", "iPhone", "SymbianOS", "Windows Phone", "iPad","iPod"];

    var mobile_flag = false;

    //根据userAgent判断是否是手机
    for (var v = 0; v < mobileAgents.length; v++) {
        if (userAgentInfo.indexOf(mobileAgents[v]) > 0) {
            mobile_flag = true;
            break;
        }
    }

     var screen_width = window.screen.width;
     var screen_height = window.screen.height;    

     //根据屏幕分辨率判断是否是手机
     if(screen_width < 500 && screen_height < 800){
         mobile_flag = true;
     }

     return mobile_flag;
}
 var mobile = isMobile(); // true为PC端,false为手机端

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