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Optional Java
8
Java.util.optional
Optional Class Java
1.8
How to Use
Optional in Java
Java 8 Optional
Interface
Optional
Class in Java 8
Optional
Nullable Map Example Java
Java
8 Features
The Three Optional
Structure of Java Program
SQL Optional
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javaguides.net
Java Optional Class Methods with Examples
Java introduced a new class Optional in JDK 8. It is a public final class and used to deal with NullPointerException in Java application. You must import java.util package to use this class. It provides methods which are used to check the presence of a value for the particular variable.
Feb 11, 2019
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