Riguz：Created page with " public class Test { public static void main(String[] args) { System.out.println(countryName("CN")); System.out.println(countryName("EN")); System.out.println(countryName("US")); System.out.println(countryName("XX")); } private static String countryName(String shortName) { return switch(shortName) { case "CN" -> "China"; case "EN" -> "English"; case "US"..."

2023-09-25T05:22:06Z

Created page with "<syntaxhighlight lang="java"> public class Test { public static void main(String[] args) { System.out.println(countryName("CN")); System.out.println(countryName("EN")); System.out.println(countryName("US")); System.out.println(countryName("XX")); } private static String countryName(String shortName) { return switch(shortName) { case "CN" -> "China"; case "EN" -> "English"; case "US"..."

新页面

<syntaxhighlight lang="java">
public class Test {
public static void main(String[] args) {
System.out.println(countryName("CN"));
System.out.println(countryName("EN"));
System.out.println(countryName("US"));
System.out.println(countryName("XX"));
}

private static String countryName(String shortName) {
return switch(shortName) {
case "CN" -> "China";
case "EN" -> "English";
case "US" -> {
yield "United States";
}
default -> "Unknown";
};
}
}
</syntaxhighlight>

Output:
<syntaxhighlight lang="java">
China
English
United States
Unknown
</syntaxhighlight>
[[Category:Java]]

Java Switch Expression - 版本历史