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Description

Retrieves the MySQL server version.

Usage

$null|string = wpdb::db_version();

Parameters

Returns

null|string Null on failure, version number on success.

Source

File name: wordpress/wp-includes/wp-db.php
Lines:

  public function db_version() {
    if ( $this->use_mysqli ) {
      $server_info = mysqli_get_server_info( $this->dbh );
    } else {
      $server_info = mysql_get_server_info( $this->dbh );
    }
    return preg_replace( '/[^0-9.].*/', '', $server_info );
  }
 

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