WordPress at a glance
function is not described

WP_Customize_Header_Image_Control::get_current_image_src() WP 1.0

This is a method of the class: WP_Customize_Header_Image_Control

No Hooks.

Return

String/null.

Usage

$WP_Customize_Header_Image_Control = new WP_Customize_Header_Image_Control();
$var = $WP_Customize_Header_Image_Control->get_current_image_src();

Code of WP Customize Header Image Control::get current image src: wp-includes/customize/class-wp-customize-header-image-control.php WP 5.2.2

<?php
public function get_current_image_src() {
	$src = $this->value();
	if ( isset( $this->get_url ) ) {
		$src = call_user_func( $this->get_url, $src );
		return $src;
	}
}