📅  最后修改于: 2022-03-11 14:52:17.437000             🧑  作者: Mango
2. HOW TO REMOVE NULL VALUES
List list = new ArrayList
(Arrays.asList("Java",null,"Python",null, "Ruby"));
CollectionUtils.filter(list, PredicateUtils.notNullPredicate());
==> removes nulls
System.out.println(list);