Regular Expressions

Regular expressions can be used on Text fields to ensure that index data matches a required format. The regular expression dialect used is JavaScript.

Specify Regular Expression
A regular expression can be entered here.  By clicking the arrow button the user is presented with a list of basic elements and sample expressions.

Enter a value here to check
This field is used to check whether regular expressions defined in the field above are valid.

Enter an example of a valid data string
This is an optional entry that will be displayed as an example when a user enters a non-matching value.