Java Write類的案例

//Write類

public class Write {

public static void main(String[] args) {

try { 

Reader reader = new FileReader("Date.json");

FileWriter write = new FileWriter("output.json");

int i = 0;

while(i != -1) {

i =reader.read();

write.write(i);

}

reader.close();

write.close();

} catch (Exception e) {

e.printStackTrace();

}

}

}