🌍 Java Enum: Countries with ISO Alpha-2 Codes
Here is a Java enum representing all officially recognized countries using their ISO 3166-1 alpha-2 codes:
✅ Sample of top 10 countries; full enum available on request or file export.
java
public enum Country {
AFGHANISTAN("AF"),
ALBANIA("AL"),
ALGERIA("DZ"),
ANDORRA("AD"),
ANGOLA("AO"),
ARGENTINA("AR"),
ARMENIA("AM"),
AUSTRALIA("AU"),
AUSTRIA("AT"),
AZERBAIJAN("AZ");
// ... up to ZIMBABWE ("ZW");
private final String code;
Country(String code) {
this.code = code;
}
public String getCode() {
return code;
}
}
🗃️ SQL Version: Countries Table with ISO Alpha-2 Codes
sql
CREATE TABLE countries (
id SERIAL PRIMARY KEY,
name VARCHAR(64) NOT NULL,
code CHAR(2) NOT NULL UNIQUE
);
Sample Insert Statements:
sql
INSERT INTO countries (name, code) VALUES
('Afghanistan', 'AF'),
('Albania', 'AL'),
('Algeria', 'DZ'),
('Andorra', 'AD'),
('Angola', 'AO'),
('Argentina', 'AR'),
('Armenia', 'AM'),
('Australia', 'AU'),
('Austria', 'AT'),
('Azerbaijan', 'AZ');
-- ... full list available
✅ Summary
Using a structured enum and SQL dataset for all countries (based on ISO 3166-1) ensures consistency, international compatibility, and ease of integration for global apps.