OclIsUndefined
From MDrivenWiki
Returns true if self is equal to invalid or null.
| Expression | Result |
|---|---|
| let anObject : String = null in anObject.oclIsUndefined() | true |
| let anObject : String = invalid in anObject.oclIsUndefined() | true |
| let anObject : String = 'null' in anObject.oclIsUndefined() | false |