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


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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

Changelog
Version Description
2.0.8 Introduced.


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