示例: 在字符串上实现 switch 语句
// Java Program to implement String on switch statements in Java class Main { public static void main(String[] args) { // create a string String language = "Java"; switch(language) { case "Java": System.out.println(language + " is famous for enterprise applications."); break; case "JavaScript": System.out.println(language + " is famous for frontend and backend."); break; case "Python": System.out.println(language + " is famous for ML and AI."); break; default: System.out.println(language + " not found on record."); break; } } }
输出
Java is famous for enterprise applications.
在上面的例子中,我们在字符串上实现了 switch 语句。这个特性是在 Java 7 中引入的。