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Looks up and assigns attribute values based on other attributes, and stores the looked-up value in a new attribute.

This transformer does not modify feature types.

Input Ports

Output Ports


Attribute Selection

Mapping Parameters

Value Map

Additional Value Settings

This section contains documentation common to Default Value, Source Value, and Destination Value.


This example maps the values "Non-Residential" and "Residential" of the type attribute to a new attribute, category, with values "N" and "R", respectively.

Editing Transformer Parameters

Using a set of menu options, transformer parameters can be assigned by referencing other elements in the workspace. More advanced functions, such as an advanced editor and an arithmetic editor, are also available in some transformers. To access a menu of these options, click beside the applicable parameter. For more information, see Transformer Parameter Menu Options.

Transformer Categories



Transformer History

This transformer was previously named the ValueMapper.

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Tags Keywords: ValueMapper