WordPress at a glance
function is not described

WP_Widget_Recent_Posts::form() public WP 2.8.0

Outputs the settings form for the Recent Posts widget.

{} It's a method of the class: WP_Widget_Recent_Posts{}

No Hooks.

Return

null. Nothing.

Usage

$WP_Widget_Recent_Posts = new WP_Widget_Recent_Posts();
$WP_Widget_Recent_Posts->form( $instance );
$instance(array) (required)
Current settings.

Changelog

Since 2.8.0 Introduced.

Code of WP_Widget_Recent_Posts::form() WP 5.7.2

<?php
public function form( $instance ) {
	$title     = isset( $instance['title'] ) ? esc_attr( $instance['title'] ) : '';
	$number    = isset( $instance['number'] ) ? absint( $instance['number'] ) : 5;
	$show_date = isset( $instance['show_date'] ) ? (bool) $instance['show_date'] : false;
	?>
	<p>
		<label for="<?php echo $this->get_field_id( 'title' ); ?>"><?php _e( 'Title:' ); ?></label>
		<input class="widefat" id="<?php echo $this->get_field_id( 'title' ); ?>" name="<?php echo $this->get_field_name( 'title' ); ?>" type="text" value="<?php echo $title; ?>" />
	</p>

	<p>
		<label for="<?php echo $this->get_field_id( 'number' ); ?>"><?php _e( 'Number of posts to show:' ); ?></label>
		<input class="tiny-text" id="<?php echo $this->get_field_id( 'number' ); ?>" name="<?php echo $this->get_field_name( 'number' ); ?>" type="number" step="1" min="1" value="<?php echo $number; ?>" size="3" />
	</p>

	<p>
		<input class="checkbox" type="checkbox"<?php checked( $show_date ); ?> id="<?php echo $this->get_field_id( 'show_date' ); ?>" name="<?php echo $this->get_field_name( 'show_date' ); ?>" />
		<label for="<?php echo $this->get_field_id( 'show_date' ); ?>"><?php _e( 'Display post date?' ); ?></label>
	</p>
	<?php
}