Routines (alphabetical) > Object Classes > File Format Object Classes > IDLffDICOM::GetPreamble

# IDLffDICOM::GetPreamble

Syntax | Return Value | Arguments | Keywords | Examples | Version History

The IDLffDICOM::GetPreamble function method returns the preamble of a DICOM v3.0 Part 10 file.

## Syntax

Result = Obj->[IDLffDICOM::]GetPreamble()

## Return Value

Returns a 128-element byte array containing the preamble, which is a fixed 128 byte field available for implementation specified usage. If it is not used by the implementor of the file, it will be set to all zeroes.

## Arguments

None

## Keywords

None

## Examples

; Create a DICOM object, read a DICOM file:

obj = OBJ_NEW('IDLffDICOM')

var = obj->Read(DIALOG_PICKFILE(FILTER = '*'))

; Get an array of the byte contents of the DICOM file preamble:

arr = obj->GetPreamble()

PRINT, arr

OBJ_DESTROY, obj

## Version History

5.2 | Introduced