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Container functions Container functions calculate, manipulate, and report on data in container fields. Click a function name for details. This function Returns Base64Decode Container content from text encoded in Base64 format. Base64Encode The contents of the specified container field as text in Base64 format. GetContainerAttribute The file metadata of a container field. GetHeight The height of the image in a container field that holds images. GetThumbnail An image stored in the container field, resized according to specified values for width and height. GetWidth The width of the image in a container field that holds images. VerifyContainer A Boolean value representing the state of container data that’s stored externally. A False result means that files saved externally were changed or deleted. Related topics About functions About formulas