Survey Tabulation > Advanced expressions > Operators > Categorical comparison operators > Has intersection
 
Has intersection
The has intersection (=*) operator returns true if the intersection of the two values is not empty.
Examples
Result
{1,4,5} =* {3,1,6,8}
True
{3, 8} =* {1,6}
False
{FOSSILS, BIRDS } =* {WHALES, FOSSILS}
True
{ WHALES} =* {BIRDS, FOSSILS}
False
See also
Categorical comparison operators