为了解决这个问题，Java语言为内置数据类型char提供了包装类Character类。 Character类提供了一系列方法来操纵字符。 你可以使用Character的构造方法创建一个Character类对象，例如： Character ch = new Character('a'); 在某些情况下，Java编译器会自动创建一个Character对象。

Java developers use the Character, String, StringBuffer, and StringTokenizer classes to represent and manipulate text in programs. Learn how to create objects from these classes and examine their ...

Character.getNumericValue(aChar) will let me convert a char into an int. I want to know how I can reverse the process and get a char from an integer? Thanks.

The SourceVersion class provides information on Java source versions and can provide some interesting details, including demonstration of terminology covered in the Java Language Specification .

Using Java and the swing framework, provide example code for handling a text field with a single character input. Provide filters for the character inputs to restrict values to 1-9 and " ".