# EDI representation properties

## Common properties

* EDI type: Select the type of EDI document.
* Segment delimiter: Enter the character used to separate segments.
* Element delimiter: Enter the character used to separate elements.
* Composite sub-element delimiter: Enter the character used to separate composite sub-element.
* Repetition delimiter: Enter the character used to separate repeating elements.
* Character encoding: Specify the character encoding for the data to be processed. For more information, see [Character encoding](https://help.qlik.com/talend/en-US/data-mapper-user-guide/8.0/character-encoding).
* Trim whitespace on input?: Select this checkbox to automatically remove any leading or trailing whitespace from the input data for all elements. The non-leading or trailing whitespace is not affected.
* Pad to minimum length on output?: Select this checkbox to pad the output to the minimum size with either spaces (character) or zeros (binary).

![Pad to minimum length on output? check box in EDI Properties dialog box.](https://help.qlik.com/talend/en-US/data-mapper-user-guide/Resources/images/edi_common_properties.png)

## X12 properties

* Track X12 Sections: Select this check box to force the EDI Reader to contribute Sections to the execution status of a map. This allows you to retrieve these Sections after the map has executed. These Sections can be used to produce replies such as 999 and 977.

![Track X12 Sections check box.](https://help.qlik.com/talend/en-US/data-mapper-user-guide/Resources/images/edi_x12_properties.png)

## EDIFACT properties

* Decimal character: Enter the character used to separate the integer part of a number from the fractional part.

* Release character: Enter the character used to allow the use of a character that would otherwise be interpreted as a service character.

* Include UNA segment: Select this check box to include the UNA segment defining special characters to use to interpret the remainder of the message.