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Key Variable


The key variable is the variable used in naming of a process instance in Web Application.
There can only be one key variable in the context of a process. In the list of variables it is depicted with the icon. Only a String type variable can be selected as the key variable.
Fig. 1. List of context variables of a process.
If you want to select a variable as the key variable, check the "is a name" box when creating or editing the variable (Fig. 2).
Fig. 2. Property Settings.

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