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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.

Source

File: wp-includes/class-wp-widget.php

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

Changelog

Version Description
2.8.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/classes/wp_widget/_set