wp_get_additional_image_sizes

wp_get_additional_image_sizes: 这个函数返回在WordPress主题或插件中定义的额外图像尺寸数组。

检索额外的图像尺寸。

function wp_get_additional_image_sizes() {
	global $_wp_additional_image_sizes;

	if ( ! $_wp_additional_image_sizes ) {
		$_wp_additional_image_sizes = array();
	}

	return $_wp_additional_image_sizes;
}