$numStr = strval($user_id);  
   $uesrid_L6 = str_pad($user_id, 6, "0", STR_PAD_LEFT);
  switch (true) {
  //10的整数倍
  case ($user_id%10==0):
      $uid = "<span style='background: linear-gradient(to right, rgb(255, 0, 0) 0%, rgba(0, 0, 255, .8) 50%, rgb(128, 0, 128) 80%); -webkit-background-clip: text;color: transparent;'>   靓号:{$uesrid_L6}</span>";
        break;
    //1-10
    case ($user_id <= 11):
        $uid = "<span style='background: linear-gradient(to right, rgb(255, 0, 0) 0%, rgba(0, 0, 255, .8) 50%, rgb(128, 0, 128) 80%); -webkit-background-clip: text;color: transparent;'>   靓号:{$uesrid_L6}</span>";
        break;
    //100以内对子
    case ($user_id <= 99 && $numStr[0] === $numStr[1]):
        $uid = "<span style='background: linear-gradient(to right, rgb(255, 0, 0) 0%, rgba(0, 0, 255, .8) 50%, rgb(128, 0, 128) 80%); -webkit-background-clip: text;color: transparent;'>   靓号:{$uesrid_L6}</span>";
        break;
    //1000以内炸弹
    case ($user_id <= 999 && $numStr[0] === $numStr[1] && $numStr[1] === $numStr[2]):
        $uid = "<span style='background: linear-gradient(to right, rgb(255, 0, 0) 0%, rgba(0, 0, 255, .8) 50%, rgb(128, 0, 128) 80%); -webkit-background-clip: text;color: transparent;'>   靓号:{$uesrid_L6}</span>";
        break;
    //10000以内4同
    case ($user_id <= 9999 && $numStr[0] === $numStr[1] && $numStr[1] === $numStr[2]&& $numStr[2] === $numStr[3]):
        $uid = "<span style='background: linear-gradient(to right, rgb(255, 0, 0) 0%, rgba(0, 0, 255, .8) 50%, rgb(128, 0, 128) 80%); -webkit-background-clip: text;color: transparent;'>   靓号:{$uesrid_L6}</span>";
        break;
    default:
        $uid = "<span style='background: linear-gradient(to right, rgb(255, 0, 0) 0%, rgba(0, 0, 255, .8) 50%, rgb(128, 0, 128) 80%); -webkit-background-clip: text;color: transparent;'>   ID:{$uesrid_L6}</span>";
        break;
  }

<name class="flex ac flex1">' . $user_name . $badge .'</name>