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How can we select a MySQL database using PHP script?

王林
Release： 2023-08-27 22:46:01
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How can we select a MySQL database using PHP script?

We know that PHP provides a function called mysql_select_db to select a mysql database.

Example

To illustrate this, we will use a PHP script in the following example to select a database called "Tutorial". 

<html>
   <head>
      <title>Selecting MySQL Database</title>
   </head>
   <body>
      <?php
         $dbhost = &#39;localhost:3036&#39;;
         $dbuser = &#39;guest&#39;;
         $dbpass = &#39;guest123&#39;;
         $conn = mysql_connect($dbhost, $dbuser, $dbpass);
         
         if(! $conn ) {
            die(&#39;Could not connect: &#39; . mysql_error());
         }
         echo &#39;Connected successfully&#39;;
         mysql_select_db( &#39;TUTORIALS&#39; );
         mysql_close($conn);
      ?>
   </body>
</html>
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source：tutorialspoint.com
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