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public class File_class {
public static void main(String[] args) {
FileOutputStream f = null;
try {
f = new FileOutputStream("a.txt");
} catch (FileNotFoundException e) {
e.printStackTrace();
}
try {
f.write(new byte[]{'q', 'w', 'e', 'r'});
} catch (IOException e) {
e.printStackTrace();
} finally {
{
if(f!=null) {
try {
f.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
}
}
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作者:初心魏
来源:CSDN
原文:http://blog.csdn.net/qq_42306803/article/details/86528393
版权声明:本文为博主原创文章,转载请附上博文链接!
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