Template:Constraint:Unique value

Distinct values: this property likely contains a value that is different from all other items.

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint:

Template documentation

Properties using this template generally have a unique value (e.g. an identifier).

This template categorizes talk pages into Category:Properties with unique value constraints.

Usage

{{Constraint:Unique value}}

Properties usually also use: {{Constraint:Single value}}

If the unique value is a string value, properties can probably also use: {{Constraint:Format|pattern=}}

See also

• Template:Constraint