java例程练习(转换流)

2014-11-24 07:56:23 · 作者: · 浏览: 0

[java]
import java.io.*;

public class Test {
public static void main(String[] args) {
try {
OutputStreamWriter osw = new OutputStreamWriter(new FileOutputStream("C:/java/char.txt"));
osw.write("microsoftibssunapplehp");
System.out.println(osw.getEncoding());//文本编码
osw.close();

//加了true 可以再文件末尾添加
osw = new OutputStreamWriter(new FileOutputStream("C:/java/char.txt", true),"ISO8859_1");
osw.write("microsoftibssunapplehp");
System.out.println(osw.getEncoding());//文本编码
osw.close();
} catch (IOException e) {
}
}
}
[java]
import java.io.*;
public class Test {

public static void main(String[] args) {

InputStreamReader isr =
new InputStreamReader(System.in);
BufferedReader br = new BufferedReader(isr);

String s = null;

try {
s = br.readLine();
while(s != null) {
if(s.equalsIgnoreCase("exit")) break;
System.out.println(s.toUpperCase());
s = br.readLine();
}
br.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}


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