mysqli::change_user

Definition and usage

change_user() / mysqli_change_user() function is used to change the user for the specified database connection and set the current database.

Example

Example 1 - Object-Oriented Style

Change the user to the specified database connection:

 <?php
$mysqli = new mysqli ( "localhost" , "my_user" , "my_password" , "my_db" ) ;

if ( $mysqli -> connect_errno ) {
  echo "Failed to connect to MySQL: " . $mysqli -> connect_error ;
  exit ( ) ;
}

// Reset all and select a new database
$mysqli -> change_user ( "my_user" , "my_password" , "test" ) ;

$mysqli -> close ( ) ;
?>

Example 2 - Procedural Style

Change the user to the specified database connection:

 <?php
$con = mysqli_connect ( "localhost" , "my_user" , "my_password" , "my_db" ) ;

// Check the connection
if ( mysqli_connect_errno ( ) ) {
  echo "Failed to connect to MySQL: " . mysqli_connect_error ( ) ;
  exit ( ) ;
}

// Reset all and select a new database
mysqli_change_user ( $con , "my_user" , "my_password" , "test" ) ;

mysqli_close ( $con ) ;
?>

grammar

Object-oriented style:

 $mysqli -> change_user ( username , password , dbname )

Procedural Style:

 mysqli_change_user ( connection , username , password , dbname )