使用php

Question

我想在搜索文本框中搜索以逗号分隔的字符串。我尽了最大努力，但在查询时也将逗号作为字符串。我尽了最大努力，但在查询时也把逗号作为字符串。

Php代码：

<?php
$link = mysqli_connect("localhost", "root", "root123", "newdb");

// Check connection
if($link === false)
{
die("ERROR: Could not connect. " . mysqli_connect_error());
}
if(isset($_POST['search']))
 {
  $value=$_POST['search'];
  $search= explode(',', $value);
 //echo $value;
            $sql="select * from qcdata where run_no = '$value[0]' or run_no ='$value[1]' or run_no = '$value[2]'";
       echo $sql;
  }
if($result = mysqli_query($link, $sql)){
if(mysqli_num_rows($result) > 0){
?>

<div id="table">
<table width="30%" height="10%" border="1"  >
<tr >
<th>sno</th>
<th>project_id</th>
<th>file_name</th>
 <th>total_bases</th>
<th>total_reads</th>
 <th>bases_q20</th>
<th>bases_q30</th>
 <th>average_read_length</th>
 <th>readlength_range_min</th>
<th>readlength_range_max</th>
<th>gc_percentage</th>
<th>platform</th>
<th>run_no</th>
<th>creation_by</th>
<th>creation_date</th>
<th>last_modified</th>
 </tr>
  <?php
    while($row = mysqli_fetch_array($result)){
    ?>

        <tr>
            <td><?php echo $row['sno'] ;?> </td>
            <td><?php echo $row['project_id'] ;?> </td>
            <td><?php echo $row['file_name'] ;?> </td>
            <td><?php echo $row['total_bases'] ;?> </td>
            <td><?php echo $row['total_reads'] ;?> </td>
            <td><?php echo $row['bases_q20'] ;?> </td>
            <td><?php echo $row['bases_q30'] ;?> </td>
           <td><?php echo $row['average_read_length'] ;?> </td>
         <td><?php echo $row['readlength_range_min'] ;?> </td>
            <td><?php echo $row['readlength_range_max'] ;?> </td>

          <td><?php echo $row['gc_percentage'] ;?> </td>

       <td><?php echo $row['platform'] ;?> </td>
       <td><?php echo $row['run_no'] ;?> </td>
      <td><?php echo $row['creation_by'] ;?> </td>
       <td><?php echo $row['creation_date'] ;?> </td>
         <td><?php echo $row['last_modified'] ;?> </td>

        </tr> 
        </div>

        <?php
    }

    // Close result set
    mysqli_free_result($result);
   } 
 else{
   echo  " No records matching your query were found.";
   }
  } 
 else{
echo  "ERROR: Could not able to execute $sql. " . mysqli_error($link);
     }


      // Close connection
      mysqli_close($link);
   ?>
  </table>

Answer 1

试试这个

$value=$_POST['search'];
$search= explode(',', $value);
$searchQry = "'" . implode("','", $search) . "'";

$sql="select * from qcdata where run_no in ($searchQry)";