java-关于浏览器的判断

          public static boolean checkAgentIsMobile(String ua) {
          boolean flag = false;
          if (!ua.contains("Windows NT") || (ua.contains("Windows NT") && ua.contains("compatible; MSIE 9.0;"))) {
          // 排除 苹果桌面系统
          if (!ua.contains("Windows NT") && !ua.contains("Macintosh")) {
          for (String item : CommonConstants.agent) {
          if (ua.contains(item)) {
          flag = true;
          break;
          }
          }
          }
          }
          return flag;
          }    

String ua = ((HttpServletRequest) request).getHeader("user-agent")
          .toLowerCase();
      if (ua.indexOf("micromessenger") > 0) {// 是微信浏览器
       
      }else{

      }

function isweixin(){
  var ua = navigator.userAgent.toLowerCase();
  if(ua.match(/MicroMessenger/i)=="micromessenger") {
    return true;
     }return false;
}

function is_weixin(){ 
    if ( strpos($_SERVER[‘HTTP_USER_AGENT‘], ‘MicroMessenger‘) !== false ) {
            return true;
    }    
    return false;
}