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function is not described

WP_Upgrader_Skin::header() public WP 2.8.0

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

No Hooks.

Return

null. Nothing.

Usage

$WP_Upgrader_Skin = new WP_Upgrader_Skin();
$WP_Upgrader_Skin->header();

Changelog

Since 2.8.0 Introduced.

Code of WP_Upgrader_Skin::header() WP 5.8.2

public function header() {
	if ( $this->done_header ) {
		return;
	}
	$this->done_header = true;
	echo '<div class="wrap">';
	echo '<h1>' . $this->options['title'] . '</h1>';
}