Topic: 有关文件输入输出的一题!! |
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1.有关文件输入输出的一题!! | Copy to clipboard |
Posted by: bullyyd Posted on: 2003-04-10 10:33 OutputStream os= new FileOutputStream (“file.txt”, true); DataOutputStream out = new DataOutputStream(os); out.writeBytes (“<end>/n”); 请问这个代码中 FileOutputStream (“file.txt”, true); true是什么意思? 谢谢!! |
2.Re:有关文件输入输出的一题!! [Re: bullyyd] | Copy to clipboard |
Posted by: lixj0571 Posted on: 2003-04-11 09:27 public FileOutputStream(String name,boolean append) throws FileNotFoundExceptionf the second argument is true, then bytes will be written to the end of the file rather than the beginning. |
3.Re:有关文件输入输出的一题!! [Re: bullyyd] | Copy to clipboard |
Posted by: Janas Posted on: 2003-04-14 15:25 FileOutputStream (“file.txt”, true); 如果 file.txt 已经存在那就会把新的字符接在后面, 而不会将旧的档案资料清除。如果file.txt 不存才会建立一个新档. |
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