Home >Java >javaTutorial >How to determine whether a class implements an interface in java
We can use the instanceof keyword to make a judgment. instanceof is a binary operator in Java and is a reserved keyword in Java. The function of the instanceof keyword is to test whether the object on the left is an instance of the class on the right and return the boolean data type. Of course, it can also be used to test the interface.
(Recommended video tutorial: java video)
Specific code:
public class Test { public static void main(String[] args) { Student student = new Student(); System.out.println(student instanceof Person); } } class Student implements Person { }
Recommended tutorial: java entry program
The above is the detailed content of How to determine whether a class implements an interface in java. For more information, please follow other related articles on the PHP Chinese website!