WordPress Version: 6.1
/**
* Removes a new image size.
*
* @since 3.9.0
*
* @global array $_wp_additional_image_sizes
*
* @param string $name The image size to remove.
* @return bool True if the image size was successfully removed, false on failure.
*/
function remove_image_size($name)
{
global $_wp_additional_image_sizes;
if (isset($_wp_additional_image_sizes[$name])) {
unset($_wp_additional_image_sizes[$name]);
return true;
}
return false;
}