JAVA 遍历UFT-8所有中文

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

public class Chinese {

	public static void main(String[] args) {

		int start = Integer.parseInt("4e00",16);
		int end = Integer.parseInt("9fa5",16);

		StringBuilder stringBuilder = new StringBuilder();

		for (int i = start; i < end; i++) {
			stringBuilder.append((char) i);
			stringBuilder.append('
');
		}

		try {
			// 文件保存到项目目录下
			File file = new File("text.txt");
			file.createNewFile();
			FileWriter fileWriter = new FileWriter(file);
			fileWriter.write(stringBuilder.toString());
			fileWriter.close();
		} catch (IOException e) {
			e.printStackTrace();
		}

	}

}