13.4.7. Editing Validation Expressions

Engineering Knowledge Manager

User's Guide | Chapter 13: Defining Process Templates in EKM Studio | 13.4. Defining Process Templates in EKM Studio |

13.4.6. Defining and Editing Process Transitions |  | 13.4.8. Saving Process Template Files
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### 13.4.7. Editing Validation Expressions

You can edit the validation expressions that are defined in nodes.

To edit a validation expression:

1. Double-click the node to display the node’s properties.

2. In the Edit Node dialog box, either double-click the expression in the Expressions list, or select the expression and click the Edit command link.

   The Edit Expression dialog box will appear.

3. Edit the properties in the Edit Expression dialog. These are described below.

   Expression

     The condition under which the node will be validated in a process. If an expression is not specified then no error will be thrown. See Using Expressions in Process Elements for syntax you can use to define expressions. If the validation fails, the Error Message defined below will be displayed in the user interface. Press Ctrl to display the variables you can choose. Available variables for a sample process are shown below.

     Figure 13.20: Edit Expression Dialog - Variable List

   Error Message

     The text you want to have displayed when validation fails.

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