WP_Widget::_set( int $number )

Sets the internal order number for the widget instance.

Parameters

$number: (int) (Required) The unique order number of this widget instance compared to other instances of the same class.

public function _set( $number ) {
		$this->number = $number;
		$this->id     = $this->id_base . '-' . $number;
	}

Used By	Description
wp-includes/class-wp-widget.php: WP_Widget::display_callback()	Generates the actual widget content (Do NOT override).
wp-includes/class-wp-widget.php: WP_Widget::update_callback()	Handles changed settings (Do NOT override).
wp-includes/class-wp-widget.php: WP_Widget::form_callback()	Generates the widget control form (Do NOT override).
wp-includes/class-wp-widget.php: WP_Widget::_register()	Register all widget instances of this widget class.

Version	Description
2.8.0	Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_widget/_set