Did you know ... Search Documentation:
Predicate foreach/4
 foreach(:Generator, :Element)// is det
 foreach(:Generator, :Element, :Sep)// is det
Generate a list from the solutions of Generator. This predicate collects all solutions of Generator, applies Element for each solution and Sep between each pair of solutions. For example: 
?- phrase(foreach(between(1,5,X), number(X), ", "), L).
L = "1, 2, 3, 4, 5".
Tags are associated to your profile if you are logged in
Tags: