Reference > Functions reference > Container functions
 

Container functions

Container functions calculate, manipulate, and report on data in container fields.

 

This function

Returns

Base64Decode

Either container or text content from text encoded in Base64 format.

Base64Encode

Data as text in Base64 format.

Base64EncodeRFC

Data as text in the specified Base64 format.

CryptAuthCode

A binary HMAC (keyed-hash message authentication code) using the specified cryptographic hash algorithm.

CryptDecrypt

Decrypted text or container data from encrypted container data and a key.

CryptDecryptBase64

Decrypted text or container data from encrypted Base64-encoded text and a key.

CryptDigest

A binary hash value generated by the specified cryptographic hash algorithm.

CryptEncrypt

Encrypted container data from text or container data and a key.

CryptEncryptBase64

Encrypted Base64-encoded text from text or container data and a key.

CryptGenerateSignature

The digital signature of the data.

CryptVerifySignature

Whether a digital signature is valid for the data.

GetContainerAttribute

The file metadata of the specified container field.

GetHeight

The height, in pixels, of the content in a container field that holds images.

GetThumbnail

A thumbnail image of the content in a container field, according to a specified height and width.

GetWidth

The width, in pixels, of the content in a container field that holds images.

HexDecode

Either container or text content from text encoded in hexadecimal format.

HexEncode

Data as text in hexadecimal format.

TextDecode

Text decoded from container data using the specified character encoding.

TextEncode

A text file as container data from text using the specified character encoding and line endings.

VerifyContainer

0 (false) if container data was changed or deleted outside FileMaker; otherwise, returns 1 (true).

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