Generates a SPARQL bound() variable-binding test.
bound()
Evaluates to true when the variable holds a value in the current solution: the test distinguishing a present value from an absent one, for example over the unmatched side of an optional pattern.
true
The variable expression to test
The bound() test
SPARQL 1.1 bound
Generates a SPARQL
bound()variable-binding test.Evaluates to
truewhen the variable holds a value in the current solution: the test distinguishing a present value from an absent one, for example over the unmatched side of an optional pattern.