【java】io流

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 1 package 檔案操作; 2  3 import java.io.File; 4 import java.io.FileOutputStream; 5 import java.io.IOException; 6 import java.io.OutputStream; 7  8 public class TestOutputStream { 9     public static void main(String[] args) throws IOException {10         File file=new File("D:"+File.separator+"test.txt");11         OutputStream outputStream=new FileOutputStream(file);12         String str="每天進步一點點！";13         byte[] bytes=str.getBytes();14         outputStream.write(bytes);15         outputStream.close();16     }17 }

OutputStream

 

 1 package 檔案操作; 2  3 import java.io.File; 4 import java.io.FileOutputStream; 5 import java.io.IOException; 6 import java.io.OutputStream; 7  8 public class TestOutputStream { 9     public static void main(String[] args) throws IOException {10         File file=new File("D:"+File.separator+"test.txt");11         OutputStream outputStream=new FileOutputStream(file);12         String str="讓世界充滿愛！";13         byte[] bytes=str.getBytes();14         15 //        outputStream.write(bytes);16         17         for(byte b:bytes){18             outputStream.write(b);//單個位元組輸出19         }20         21         outputStream.close();22     }23 }

單個位元組輸出

 

【java】io流