Map rules overview
Map rules are used to:
- Convert an object in the input data from one value to another value in the output data
- Perform conditional logic
- Execute another map to produce file with specific contents
A map rule is an expression that evaluates to data. The maximum length of a map rule is 32K characters (including non-printable characters).
Non-printable characters are not displayed in the Rule editor, but display in the rule cell on the output card in the Map editor as o.