dbaltor

Keybase proof

I hereby claim:

• I am dbaltor on github.
• I am dbaltor (https://keybase.io/dbaltor) on keybase.
• I have a public key ASADGH-7Y7vXMZVIu1-3IUh-EAhx4AdaE1bbne1U1FjlKAo

To claim this, I am signing this object:

dbaltor

import java.util.function.Function;

public class FunctorsMonads {

  public static void main(String[] args) {
    System.out.println(tryParse("47"));
    System.out.println(tryParse("a"));

    FOptional<String> str = FOptional.of("47");
    System.out.println(str);