phpmailer_init action-hook . WP 2.2.0

Fires after PHPMailer is initialized.

Usage

add_action( 'phpmailer_init', 'action_function_name_9524' );
function action_function_name_9524( $phpmailer ){
	// action...
}

$phpmailer(PHPMailer)

The PHPMailer instance (passed by reference).

Where the hook is called

do_action_ref_array( 'phpmailer_init', array( &$phpmailer ) );

Where the hook is used (in WP core)

add_action( 'phpmailer_init', 'fix_phpmailer_messageid' );