?? unlink.html
字號:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<meta http-equiv="Content-Style-Type" content="text/css">
<link rel="up" title="FatFs" href="../00index_e.html">
<link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">
<title>FatFs - f_unlink</title>
</head>
<body>
<div class="para">
<h2>f_unlink</h2>
<p>The f_unlink removes file or directory.</p>
<pre>
FRESULT f_unlink (
const char* <em>FileName</em> /* Pointer to the file or directory name */
);
</pre>
</div>
<div class="para">
<h4>Parameter</h4>
<dl class="par">
<dt>FileName</dt>
<dd>Pointer to the null-terminated string that specifies a <a href="filename.html">file or directory</a> to be removed.</dd>
</dl>
</div>
<div class="para">
<h4>Return Values</h4>
<dl class="ret">
<dt>FR_OK (0)</dt>
<dd>The function succeeded.</dd>
<dt>FR_NO_FILE</dt>
<dd>Could not find the file or directory.</dd>
<dt>FR_NO_PATH</dt>
<dd>Could not find the path.</dd>
<dt>FR_INVALID_NAME</dt>
<dd>The path name is invalid.</dd>
<dt>FR_INVALID_DRIVE</dt>
<dd>The drive number is invalid.</dd>
<dt>FR_DENIED</dt>
<dd>The function was denied due to either of following reasons:
<ul><li>The file or directory has read-only attribute</li><li>The directory is not empty.</li></ul></dd>
<dt>FR_NOT_READY</dt>
<dd>The disk drive cannot work due to no medium in the drive or any other reason.</dd>
<dt>FR_WRITE_PROTECTED</dt>
<dd>The medium is write protected.</dd>
<dt>FR_DISK_ERR</dt>
<dd>The function failed due to an error in the disk function.</dd>
<dt>FR_INT_ERR</dt>
<dt>FR_NOT_ENABLED</dt>
<dd>The logical drive has no work area.</dd>
<dt>FR_NO_FILESYSTEM</dt>
<dd>There is no valid FAT partition on the disk.</dd>
</dl>
</div>
<div class="para">
<h4>Description</h4>
<p>The f_unlink function removes a file or directory. In read-only configuration or minimization level is >= 1, this function is not available.</p>
</div>
<p class="foot"><a href="../00index_e.html">Return</a></p>
</body>
</html>
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -