Java Optional

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        <span style="margin-left: 8px; font-weight: bold; color: #ea580c;">☕ Java Optional - Skillance Java 21</span>
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<span class="comment">// Skrip Java 21 - Skillance Academy Indonesia</span>
import java.util.Optional;
public class Main {
    public static void main(String[] args) {
        Optional<String> nama = Optional.ofNullable(null);
        System.out.println("Nilai: " + nama.orElse("Tamu Anonim"));
    }
}
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        <div style="color: #64748b; margin-bottom: 6px;">[JVM Terminal Output] &gt; javac Main.java &amp;&amp; java Main</div>
        <div style="color: #4ade80; font-weight: bold;">Nilai: Tamu Anonim</div>
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