erty-description> is a number variable containing the developer-supplied version number of the engine used to create the application.ifndef::VK_VERSION_1_1[]</vk-property-description>
      </vk-property-entry>
      <vk-property-entry>
        <vk-property-prototype>VkApplicationInfo.prototype.<vk-prototype-name>apiVersion</vk-prototype-name></vk-property-prototype>
        <vk-property-type type="number">Number</vk-property-type>
        <vk-property-description> <i>must</i> be the highest version of Vulk