Registers an instance of the widget class.

Parameters

$numberintoptional

The unique order number of this widget instance compared to other instances of the same class.

Default:-1

Source

public function _register_one( $number = -1 ) {
	wp_register_sidebar_widget(
		$this->id,
		$this->name,
		$this->_get_display_callback(),
		$this->widget_options,
		array( 'number' => $number )
	);

	_register_widget_update_callback(
		$this->id_base,
		$this->_get_update_callback(),
		$this->control_options,
		array( 'number' => -1 )
	);

	_register_widget_form_callback(
		$this->id,
		$this->name,
		$this->_get_form_callback(),
		$this->control_options,
		array( 'number' => $number )
	);
}

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