Title: PHP 7 Compatibility
Last modified: July 10, 2017

---

# PHP 7 Compatibility

 *  [Joy](https://wordpress.org/support/users/joyously/)
 * (@joyously)
 * [9 years, 2 months ago](https://wordpress.org/support/topic/php-7-compatibility-164/)
 * I ran the PHP Compatibility Checker plugin [https://wordpress.org/plugins/php-compatibility-checker/](https://wordpress.org/plugins/php-compatibility-checker/)
   
   checking for PHP 7 compatibility and got this result for this plugin:
 *     ```
       FILE: wp-content/plugins/wordpress-database-table-optimizer/ft_db_optimize.php
       ------------------------------------------------------------------------------------
       FOUND 2 ERRORS AFFECTING 2 LINES
       ------------------------------------------------------------------------------------
         31 | ERROR | Extension 'mysql_' is deprecated since PHP 5.5 and removed since PHP 7.0 - use mysqli instead.
        138 | ERROR | Extension 'mysql_' is deprecated since PHP 5.5 and removed since PHP 7.0 - use mysqli instead.
       -------------------------------------------------------------------------------------
       ```
   

 The topic ‘PHP 7 Compatibility’ is closed to new replies.

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 * 0 replies
 * 1 participant
 * Last reply from: [Joy](https://wordpress.org/support/users/joyously/)
 * Last activity: [9 years, 2 months ago](https://wordpress.org/support/topic/php-7-compatibility-164/)
 * Status: not a support question