4D v13.4Nil |
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4D v13.4
Nil
Nil
The Nil command returns True if the pointer you pass in aPointer is Nil (->[]). It returns False in all other cases (pointer to field, table or variable). If you want to find out the name of the variable or the number of the field that is being pointed to, you can use the RESOLVE POINTER command. |
PROPERTIES
Product: 4D
INDEX HISTORY
Created: < 4D v6 SEE ALSO |
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