Style and behavior
The tab provides options to define the appearance and behavior of an Item list column.
1. Form rule to be executed on value change
A form rule which is executed when an Item list column value changes.
2. Regular expressions
- Regular expression – the field allows you to enter a regular expression that describes the acceptable format of the value inserted in a column. The Wizard button located next to the field opens a website that assists in creating regular expressions.
- Error message – the text entered in that field is displayed as an error message when the value inserted in the column does not correspond with the format defined by the regular expression.
3. Behavior
- Technical column – a column marked as a technical one operates similarly to the technical field.