📜  java 检查空值 - Java 代码示例

📅  最后修改于: 2022-03-11 14:52:42.195000             🧑  作者: Mango

代码示例1
Objects.isNull(obj) //returns true if the object is null

Objects.nonNull(obj) //returns true if object is not-null

if(Objects.nonNull(foo) && foo.something()) // Uses short-circuit as well. No Null-pointer Exceptions are thrown.