LocalDate

src/chapter5/Example20.java

@@ -1,4 +1,12 @@
 package chapter5;
 
+import java.time.Instant;
+
 public class Example20 {
+    public static void main(String[] args) {
+        Instant now = Instant.now();
+        System.out.println(now);
+        Instant instant = Instant.ofEpochMilli(1000 * 60 * 60 * 24);
+        System.out.println(instant);
+    }
 }