Name Rascal/Libraries/Prelude/Map/toRel

Synopsis Convert a map to a relation.

Function

1. rel[&K, &V] toRel(map[&K, &V] M)
2. rel[&K,&V] toRel(map[&K,set[&V]] M)
3. rel[&K,&V] toRel(map[&K,list[&V]] M)

Usage import Map;

Examples

rascal>import Map;
ok
rascal>toRel(("apple": 1, "pear": 2, "orange": 3));
rel[str,int]: {
  <"pear",2>,
  <"orange",3>,
  <"apple",1>
}

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