wpdb::__construct( string $dbuser, string $dbpassword, string $dbname, string $dbhost )
Connects to the database server and selects a database
Description Description
PHP5 style constructor for compatibility with PHP5. Does the actual setting up of the class properties and connection to the database.
Parameters Parameters
- $dbuser
-
(string) (Required) MySQL database user
- $dbpassword
-
(string) (Required) MySQL database password
- $dbname
-
(string) (Required) MySQL database name
- $dbhost
-
(string) (Required) MySQL database host
Source Source
File: wp-includes/wp-db.php
public function __construct( $dbuser, $dbpassword, $dbname, $dbhost ) {
register_shutdown_function( array( $this, '__destruct' ) );
if ( WP_DEBUG && WP_DEBUG_DISPLAY ) {
$this->show_errors();
}
// Use ext/mysqli if it exists unless WP_USE_EXT_MYSQL is defined as true
if ( function_exists( 'mysqli_connect' ) ) {
$this->use_mysqli = true;
if ( defined( 'WP_USE_EXT_MYSQL' ) ) {
$this->use_mysqli = ! WP_USE_EXT_MYSQL;
}
}
$this->dbuser = $dbuser;
$this->dbpassword = $dbpassword;
$this->dbname = $dbname;
$this->dbhost = $dbhost;
// wp-config.php creation will manually connect when ready.
if ( defined( 'WP_SETUP_CONFIG' ) ) {
return;
}
$this->db_connect();
}
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Changelog Changelog
| Version | Description |
|---|---|
| 2.0.8 | Introduced. |