WordPress at a glance
filter is not described

dashboard_primary_title filter-hook . WP 2.3.0

Filters the primary link title for the 'WordPress News' dashboard widget.

Usage

add_filter( 'dashboard_primary_title', 'filter_function_name_5324' );
function filter_function_name_5324( $title ){
	// filter...

	return $title;
}
$title(string)
Title attribute for the widget's primary link.

Where the hook is called

wp_dashboard_primary()
dashboard_primary_title
wp-admin/includes/dashboard.php 1306
'title'        => apply_filters( 'dashboard_primary_title', __( 'WordPress Blog' ) ),

Where the hook is used (in WP core)

Does not used.