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Java教程-Java FileOutputStream类
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Java FileOutputStream类
FileOutputStream类声明
public class FileOutputStream extends OutputStream
FileOutputStream类方法
专属福利
Method | Description |
Java FileOutputStream
示例1:写入字节
import java.io.FileOutputStream;
public class FileOutputStreamExample {
public static void main(String args[]){
try{
FileOutputStream fout=new FileOutputStream("D:\\testout.txt");
fout.write(65);
fout.close();
System.out.println("success...");
}catch(Exception e){System.out.println(e);}
}
}
Success...
A
Java FileOutputStream
示例2:写入字符串
import java.io.FileOutputStream;
public class FileOutputStreamExample {
public static void main(String args[]){
try{
FileOutputStream fout=new FileOutputStream("D:\\testout.txt");
String s="Welcome to javatiku.";
byte b[]=s.getBytes();//将字符串转换为字节数组
fout.write(b);
fout.close();
System.out.println("success...");
}catch(Exception e){System.out.println(e);}
}
}
Success...
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