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- import java.nio.charset.Charset;
- import java.nio.charset.StandardCharsets;
- import java.util.Scanner;
- public class SomeClass {
- public static void main(String[] args) {
- Charset charset = Charset.defaultCharset();
- System.out.print("Used charset: ");
- System.out.println(charset);
- if (!charset.contains(StandardCharsets.UTF_8))
- System.out.println("Warning: It does not contain all unicode characters!");
- try (Scanner scanner = new Scanner(System.in, charset)) {
- System.out.println("enter some characters and hit <enter> to know their Unicode code points");
- String str = scanner.nextLine();
- str.codePoints().forEach(cp -> {
- System.out.print(new String(Character.toChars(cp)));
- System.out.print(": ");
- System.out.println(cp);
- });
- }
- }
- }
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