Optional isPresent() method in Java with examples
The isPresent() method of java.util.Optional class in Java is used to find out if there is a value present in this Optional instance. If there is no value present in this Optional instance, then this method returns false, else true.
public boolean isPresent()
Parameters: This method do not accept any parameter.
Return value: This method returns a boolean value stating whether if there is a value present in this Optional instance.
Below programs illustrate isPresent() method:
Optional: Optional Is any value present: true
Optional: Optional.empty Is any value present: false
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