Php 从数据库组合表中选择数据

来自数据库的结果

10000583221231 --> 10000583221233 --> 2014-02-10
10000583221231 --> 10000358040343 --> 2014-03-03
10000583221231 --> 10000583221546 --> 2014-03-21
10000583221231 --> 10000583221345 --> 2014-04-01

10000583221231 <-- 10000583221233 <-- 2014-02-10
10000583221946 <-- 10000583221233 <-- 2014-03-28
10000583221475 <-- 10000583221233 <-- 2014-04-01
10000583221564 <-- 10000583221233 <-- 2014-04-09
10000583221397 <-- 10000583221233 <-- 2014-04-20

1000058322231-->1000058322233-->2014-02-10
10000583221231 --> 10000358040343 --> 2014-03-03
10000583221231 --> 10000583221546 --> 2014-03-21
10000583221231 --> 10000583221345 --> 2014-04-01
1000058322231您只需使用
或
中的
WHERE

<?php
include('db.php');
$result = mysqli_query($con,"SELECT * FROM Aplicatie WHERE id_usr_1 = '10000583221231' OR id_usr_2 = '10000583221233' ORDER BY date");

while($row = mysqli_fetch_array($result))
  {

  $arrows = ($row['id_usr_1'] == '10000583221231') ? " --> " : " <-- ";

  echo $row['id_usr_1'] . $arrows . $row['id_usr_2'] . $arrows . $row['date'];
  echo "<br>";
  }

?>


箭头在数据网格中的含义是什么？请查看该表。第一个表-->，第二个表
10000583221231 --> 10000583221233 --> 2014-02-10
10000583221231 <-- 10000583221233 <-- 2014-02-10
10000583221231 --> 10000358040343 --> 2014-03-03
10000583221231 --> 10000583221546 --> 2014-03-21
10000583221946 <-- 10000583221233 <-- 2014-03-28
10000583221231 --> 10000583221345 --> 2014-04-01
10000583221475 <-- 10000583221233 <-- 2014-04-01
10000583221564 <-- 10000583221233 <-- 2014-04-09
10000583221397 <-- 10000583221233 <-- 2014-04-20

<?php
include('db.php');
$result = mysqli_query($con,"SELECT * FROM Aplicatie WHERE id_usr_1 = '10000583221231' OR id_usr_2 = '10000583221233' ORDER BY date");

while($row = mysqli_fetch_array($result))
  {

  $arrows = ($row['id_usr_1'] == '10000583221231') ? " --> " : " <-- ";

  echo $row['id_usr_1'] . $arrows . $row['id_usr_2'] . $arrows . $row['date'];
  echo "<br>";
  }

?>