PDO::__construct – Creating a PDO Instance for Database Connections
The PDO::__construct method creates a PDO object that represents a connection to a database, detailing its parameters—DSN, username, password, and driver options—return value, and providing a complete PHP example of establishing and handling a MySQL connection.
PDO::__construct creates a PDO instance that represents a connection to a database.
Parameters
dsn – Data Source Name containing the information required to connect to the database. It typically consists of the driver name, a colon, and driver‑specific connection syntax.
username – The username for the DSN string; optional for some drivers.
password – The password for the DSN string; optional for some drivers.
driver_options – An associative array of driver‑specific options.
Return value
On success, returns a PDO object.
Example
getMessage();
}
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