Diagrams - General Diagram Features - Constraints
4 important questions on Diagrams - General Diagram Features - Constraints
What is a constraint?
Where is a common way to place the constraint?
One common way is to place the constraint inside a comment symbol.
How can we identify that it is a constraint?
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The BNF for a constraint is as follows:
If the <name> field appears it is followed by the colon ‘:’.
<boolean-expression> is the textual form for the Constraint.
It is required to have either a true of false value when evaluated.
The whole expression is surrounded by curly braces ‘{}’.
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