status.php

<?php
require_once "header.php";
class Row {
  public function __construct($conn) {
    $this->sql = $conn;
  }

  public function getRow($tablename) {
    $this->commed = mysqli_fetch_assoc(mysqli_query($this->sql,"select * from `TABLES` where `TABLE_NAME`='$tablename'"));
    $this->num = $this->commed['TABLE_ROWS'];
    //所有数据
    echo $this->num;
  }
}

class status {
  var $conn;
  var $seconds;
  
  function __construct($conn) {
    $this->sql = $conn;
  }
  
  function getRuntime() {
    $this->Starttime = strtotime("2020-02-01");  //开始时间
    $this->Nowtime = strtotime(date("Y-m-d"));
    $this->diff = $this->Nowtime - $this->Starttime;
    $this->Runtime = abs(round($this->diff / 86400));
    echo $this->Runtime;
  }
}
// 服务是否在运行 | 已发送  | 未发送 | 发送时间段 | 累计运行时间段

$status = new status($conn);
$row = new Row($conns);

?>
  <div class="mdui-toolbar mdui-color-theme">
    <a class="mdui-typo-title">Status</a>
  </div>
<br />
<div class="mdui-container doc-container" style='max-width:85%'>
  <div class="mdui-typo">
    <div class="mdui-table-fluid">
      <table class="mdui-table">
        <tbody>
          <tr>
            <td>运行天数</td>
            <td><?php $status->getRuntime();?>天</td>
          </tr>
          <tr>
            <td>已发送</td>
            <td><?php $row->getRow("sent");?>封</td>
          </tr>
          <tr>
            <td>待发送</td>
            <td><?php $row->getRow("waiting");?>封</td>
          </tr>
        </tbody>
      </table>
    </div>
    <?php require_once "footer.php"; ?>