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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::filesystem::</span>status, <span style="font-size:0.7em; line-height:130%">std::filesystem::</span>symlink_status</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-filesystem.html">filesystem</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-filesystem.html">&lt;filesystem&gt;</a></code></div>
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<div><span class="mw-geshi cpp source-cpp"><a href="cpp-filesystem-file_status.html"><span class="kw2206">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">file_status</span></span></a> status<span class="br0">(</span><span class="kw4">const</span> <a href="cpp-filesystem-path.html"><span class="kw2199">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">path</span></span></a><span class="sy3">&amp;</span> p<span class="br0">)</span><br /></span>
<p><a href="cpp-filesystem-file_status.html"><span class="kw2206">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">file_status</span></span></a> status<span class="br0">(</span><span class="kw4">const</span> <a href="cpp-filesystem-path.html"><span class="kw2199">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">path</span></span></a><span class="sy3">&amp;</span> p,<br /></p>
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <a href="cpp-error-error_code.html"><span class="kw877">std::<span class="me2">error_code</span></span></a><span class="sy3">&amp;</span> ec<span class="br0">)</span></div>
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<td>(1)</td>
<td><span class="t-mark-rev t-since-cxx17">(C++17 &#36215;)</span></td>
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<div><span class="mw-geshi cpp source-cpp"><a href="cpp-filesystem-file_status.html"><span class="kw2206">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">file_status</span></span></a> symlink_status<span class="br0">(</span><span class="kw4">const</span> <a href="cpp-filesystem-path.html"><span class="kw2199">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">path</span></span></a><span class="sy3">&amp;</span> p<span class="br0">)</span><br /></span>
<p><a href="cpp-filesystem-file_status.html"><span class="kw2206">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">file_status</span></span></a> symlink_status<span class="br0">(</span><span class="kw4">const</span> <a href="cpp-filesystem-path.html"><span class="kw2199">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">path</span></span></a><span class="sy3">&amp;</span> p,<br /></p>
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <a href="cpp-error-error_code.html"><span class="kw877">std::<span class="me2">error_code</span></span></a><span class="sy3">&amp;</span> ec<span class="br0">)</span></div>
</td>
<td>(2)</td>
<td><span class="t-mark-rev t-since-cxx17">(C++17 &#36215;)</span></td>
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<div class="t-li1"><span class="t-li">1)</span> &#30830;&#23450; <code>p</code> &#25152;&#26631;&#35782;&#30340;&#25991;&#20214;&#31995;&#32479;&#23545;&#35937;&#30340;&#31867;&#22411;&#19982;&#23646;&#24615;&#65292;&#22914;&#21516;&#29992; POSIX <a rel="nofollow" class="external text" href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/stat.html">stat</a> &#65288;&#31526;&#21495;&#38142;&#25509;&#36319;&#38543;&#21040;&#20854;&#30446;&#26631;&#65289;&#12290;&#22312;&#19979;&#21015;&#25551;&#36848;&#20013;&#65292; <code>prms</code> &#26159; <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="br0">(</span>m <span class="sy3">&amp;</span> perms<span class="sy4">::</span><span class="me2">mask</span><span class="br0">)</span></span></span> &#30340;&#32467;&#26524;&#65292;&#20854;&#20013; <span class="t-c"><span class="mw-geshi cpp source-cpp">m</span></span> &#22914;&#21516;&#36890;&#36807;&#20174; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="kw1">struct</span> stat</span></span> &#37319;&#29992; <span class="t-c"><span class="mw-geshi cpp source-cpp">st_mode</span></span> &#33719;&#24471;&#65292;&#24182;&#23558;&#20854;&#36716;&#25442;&#20026;&#31867;&#22411; <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-filesystem-perms.html"><span class="kw2219">std::<span class="me2">filesystem</span><span class="sy4">::</span><span class="me2">perms</span></span></a></span></span> &#12290;
<dl>
<dd>
<ul>
<li>&#33509; <code>p</code> &#26159;&#24120;&#35268;&#25991;&#20214;&#65288;&#22914;&#21516;&#20197; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp">S_ISREG</span></span> &#65289;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">regular</span>, prms<span class="br0">)</span></span></span> &#12290;</li>
<li>&#33509; <code>p</code> &#26159;&#30446;&#24405;&#65288;&#22914;&#21516;&#20197; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp">S_ISDIR</span></span> &#65289;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">directory</span>, prms<span class="br0">)</span></span></span></li>
<li>&#33509; <code>p</code> &#26159;&#38459;&#22622;&#29305;&#27530;&#25991;&#20214;&#65288;&#22914;&#21516;&#20197; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp">S_ISBLK</span></span> &#65289;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">block</span>, prms<span class="br0">)</span></span></span></li>
<li>&#33509; <code>p</code> &#26159;&#23383;&#31526;&#29305;&#27530;&#25991;&#20214;&#65288;&#22914;&#21516;&#20197; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp">S_ISCHR</span></span> &#65289;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">character</span>, prms<span class="br0">)</span></span></span></li>
<li>&#33509; <code>p</code> &#26159; FIFO &#25110;&#31649;&#36947;&#25991;&#20214;&#65288;&#22914;&#21516;&#20197; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp">S_ISFIFO</span></span> &#65289;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">fifo</span>, prms<span class="br0">)</span></span></span></li>
<li>&#33509; <code>p</code> &#26159;&#25509;&#22836;&#65288;&#22914;&#21516;&#20197; POSIX <span class="t-c"><span class="mw-geshi cpp source-cpp">S_ISSOCK</span></span> &#65289;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">socket</span>, prms<span class="br0">)</span></span></span></li>
<li>&#33509; <code>p</code> &#25317;&#26377;&#23454;&#29616;&#23450;&#20041;&#25991;&#20214;&#31867;&#22411;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">A</span>, prms<span class="br0">)</span></span></span> &#65292;&#20854;&#20013; <code>A</code> &#26159;&#35813;&#31867;&#22411;&#30340;&#23454;&#29616;&#23450;&#20041;&#30340; <a href="cpp-filesystem-file_type.html"><tt>file_type</tt></a> &#24120;&#37327;&#12290;</li>
<li>&#33509; <code>p</code> &#19981;&#23384;&#22312;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">not_found</span><span class="br0">)</span></span></span></li>
<li>&#33509; <code>p</code> &#23384;&#22312;&#20294;&#25991;&#20214;&#23646;&#24615;&#26080;&#27861;&#30830;&#23450;&#65292;&#20363;&#22914;&#22240;&#20026;&#26435;&#38480;&#32570;&#22833;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">unknown</span><span class="br0">)</span></span></span></li>
<li>&#33509;&#22312;&#30693;&#26195; <code>p</code> &#26159;&#21542;&#23384;&#22312;&#26102;&#23601;&#21457;&#29983;&#38169;&#35823;&#65292;&#21017;&#19981;&#25243;&#20986;&#37325;&#36733;&#35774;&#32622; <code>ec</code> &#24182;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">none</span><span class="br0">)</span></span></span> &#65292;&#32780;&#25243;&#20986;&#37325;&#36733;&#25243;&#20986; <code>filesystem_error</code></li>
<li>&#21542;&#21017;&#65292;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">unknown</span>, prms<span class="br0">)</span></span></span></li>
</ul>
</dd>
</dl>
</div>
<div class="t-li1"><span class="t-li">2)</span> &#21516; <span class="t-v">(1)</span> &#65292;&#38500;&#20102;&#34892;&#20026;&#22914;&#21516;&#20351;&#29992; POSIX <a rel="nofollow" class="external text" href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/lstat.html">lstat</a> &#65288;&#19981;&#36319;&#38543;&#31526;&#21495;&#38142;&#25509;&#65289;&#65306;
<dl>
<dd>
<ul>
<li>&#33509; <code>p</code> &#26159;&#31526;&#21495;&#38142;&#25509;&#65292;&#21017;&#36820;&#22238; <span class="t-c"><span class="mw-geshi cpp source-cpp">file_status<span class="br0">(</span>file_type<span class="sy4">::</span><span class="me2">symlink</span><span class="br0">)</span></span></span></li>
</ul>
</dd>
</dl>
</div>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
<table class="t-par-begin">
<tr class="t-par">
<td>p</td>
<td>-</td>
<td>&#35201;&#26816;&#39564;&#30340;&#36335;&#24452;</td>
</tr>
<tr class="t-par">
<td>ec</td>
<td>-</td>
<td>&#19981;&#25243;&#20986;&#37325;&#36733;&#20013;&#25253;&#21578;&#38169;&#35823;&#30340;&#36755;&#20986;&#21442;&#25968;</td>
</tr>
</table>
<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">&#36820;&#22238;&#20540;</span></h3>
<p>&#25991;&#20214;&#29366;&#24577;&#65288;&#19968;&#20010; <code><a href="cpp-filesystem-file_status.html">file_status</a></code> &#23545;&#35937;&#65289;</p>
<h3><span class="mw-headline" id=".E5.BC.82.E5.B8.B8">&#24322;&#24120;</span></h3>
<p>&#19981;&#25509;&#21463; <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-error-error_code.html"><span class="kw877">std::<span class="me2">error_code</span></span></a><span class="sy3">&amp;</span></span></span> &#21442;&#25968;&#30340;&#37325;&#36733;&#22312;&#24213;&#23618; OS API &#38169;&#35823;&#26102;&#25243;&#20986; <a href="cpp-filesystem-filesystem_error.html"><tt>filesystem_error</tt></a> &#65292;&#20197;&#31532;&#19968; path &#21442;&#25968; <code>p</code> &#21644;&#20316;&#20026;&#38169;&#35823;&#30721;&#21442;&#25968;&#30340; OS &#38169;&#35823;&#30721;&#26500;&#36896;&#12290;&#33509; OS API &#35843;&#29992;&#22833;&#36133;&#65292;&#21017;&#25509;&#21463; <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-error-error_code.html"><span class="kw877">std::<span class="me2">error_code</span></span></a><span class="sy3">&amp;</span></span></span> &#21442;&#25968;&#30340;&#37325;&#36733;&#35774;&#32622;&#35813;&#21442;&#25968;&#20026; OS API &#38169;&#35823;&#30721;&#65292;&#32780;&#33509;&#19981;&#20986;&#29616;&#38169;&#35823;&#21017;&#25191;&#34892; <span class="t-c"><span class="mw-geshi cpp source-cpp">ec.<span class="me1">clear</span><span class="br0">(</span><span class="br0">)</span></span></span> &#12290;&#33509;&#20869;&#23384;&#20998;&#37197;&#22833;&#36133;&#65292;&#21017;&#20219;&#20309;&#19981;&#26631;&#35760;&#20026; <code>noexcept</code> &#30340;&#37325;&#36733;&#21487;&#33021;&#25243;&#20986; <span class="t-lc"><a href="cpp-memory-new-bad_alloc.html">std::bad_alloc</a></span> &#12290;</p>
<h3><span class="mw-headline" id=".E6.B3.A8.E6.84.8F">&#27880;&#24847;</span></h3>
<p>&#27492;&#20989;&#25968;&#25552;&#20379;&#30340;&#20449;&#24687;&#36890;&#24120;&#20063;&#20316;&#20026;&#30446;&#24405;&#36845;&#20195;&#30340;&#21103;&#20135;&#29289;&#25552;&#20379;&#65292;&#32780;&#19988;&#21487;&#33021;&#20026; <code><a href="cpp-filesystem-directory_entry.html">directory_entry</a></code> &#30340;&#25104;&#21592;&#20989;&#25968;&#25152;&#33719;&#21462;&#12290;&#22312;&#30446;&#24405;&#36845;&#20195;&#26399;&#38388;&#65292;&#19981;&#38656;&#35201;&#20877;&#27425;&#35843;&#29992; <code>status</code> &#12290;</p>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
<div class="t-example">
<div class="t-example-live-link"></div>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="cpp source-cpp">
<pre class="de1"><span class="co2">#include &lt;iostream&gt;</span>
<span class="co2">#include &lt;fstream&gt;</span>
<span class="co2">#include &lt;cstdio&gt;</span>
<span class="co2">#include &lt;cstring&gt;</span>
<span class="co2">#include &lt;filesystem&gt;</span>
<span class="co2">#include &lt;unistd.h&gt;</span>
<span class="co2">#include &lt;sys/socket.h&gt;</span>
<span class="co2">#include &lt;sys/un.h&gt;</span>
<span class="co2">#include &lt;sys/stat.h&gt;</span>
<span class="kw1">namespace</span> fs <span class="sy1">=</span> std<span class="sy4">::</span><span class="me2">filesystem</span><span class="sy4">;</span>
<span class="kw4">void</span> demo_status<span class="br0">(</span><span class="kw4">const</span> fs<span class="sy4">::</span><span class="me2">path</span><span class="sy3">&amp;</span> p, fs<span class="sy4">::</span><span class="me2">file_status</span> s<span class="br0">)</span>
<span class="br0">{</span>
<a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> p<span class="sy4">;</span>
<span class="co1">// &#21464;&#20307;&#65306; switch(s.type()) { case fs::file_type::regular: ...}</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_regular_file</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a regular file<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_directory</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a directory<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_block_file</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a block device<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_character_file</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a character device<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_fifo</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a named IPC pipe<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_socket</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a named IPC socket<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">is_symlink</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; is a symlink<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="kw1">if</span><span class="br0">(</span><span class="sy3">!</span>fs<span class="sy4">::</span><span class="me2">exists</span><span class="br0">(</span>s<span class="br0">)</span><span class="br0">)</span> <a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot; does not exist<span class="es1">\n</span>&quot;</span><span class="sy4">;</span>
<span class="br0">}</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<span class="co1">// &#21019;&#24314;&#19981;&#21516;&#31181;&#31867;&#30340;&#25991;&#20214;</span>
fs<span class="sy4">::</span><span class="me2">create_directory</span><span class="br0">(</span><span class="st0">&quot;sandbox&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<a href="cpp-io-basic_ofstream.html"><span class="kw1733">std::<span class="me2">ofstream</span></span></a><span class="br0">(</span><span class="st0">&quot;sandbox/file&quot;</span><span class="br0">)</span><span class="sy4">;</span> <span class="co1">// &#21019;&#24314;&#24120;&#35268;&#25991;&#20214;</span>
fs<span class="sy4">::</span><span class="me2">create_directory</span><span class="br0">(</span><span class="st0">&quot;sandbox/dir&quot;</span><span class="br0">)</span><span class="sy4">;</span>
mkfifo<span class="br0">(</span><span class="st0">&quot;sandbox/pipe&quot;</span>, <span class="nu8">0644</span><span class="br0">)</span><span class="sy4">;</span>
<span class="kw1">struct</span> sockaddr_un addr<span class="sy4">;</span>
addr.<span class="me1">sun_family</span> <span class="sy1">=</span> AF_UNIX<span class="sy4">;</span>
<a href="cpp-string-byte-strcpy.html"><span class="kw1140">std::<span class="me2">strcpy</span></span></a><span class="br0">(</span>addr.<span class="me1">sun_path</span>, <span class="st0">&quot;sandbox/sock&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<span class="kw4">int</span> fd <span class="sy1">=</span> socket<span class="br0">(</span>PF_UNIX, SOCK_STREAM, <span class="nu0">0</span><span class="br0">)</span><span class="sy4">;</span>
bind<span class="br0">(</span>fd, <span class="br0">(</span><span class="kw1">struct</span> sockaddr<span class="sy2">*</span><span class="br0">)</span><span class="sy3">&amp;</span>addr, sizeof addr<span class="br0">)</span><span class="sy4">;</span>
fs<span class="sy4">::</span><span class="me2">create_symlink</span><span class="br0">(</span><span class="st0">&quot;file&quot;</span>, <span class="st0">&quot;sandbox/symlink&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<span class="co1">// &#28436;&#31034;&#19981;&#21516;&#30340;&#29366;&#24577;&#35775;&#38382;&#22120;</span>
<span class="kw1">for</span><span class="br0">(</span><span class="kw4">auto</span> it <span class="sy1">=</span> fs<span class="sy4">::</span><span class="me2">directory_iterator</span><span class="br0">(</span><span class="st0">&quot;sandbox&quot;</span><span class="br0">)</span><span class="sy4">;</span> it <span class="sy3">!</span><span class="sy1">=</span> fs<span class="sy4">::</span><span class="me2">directory_iterator</span><span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span> <span class="sy2">++</span>it<span class="br0">)</span>
demo_status<span class="br0">(</span><span class="sy2">*</span>it, it<span class="sy2">-</span><span class="sy1">&gt;</span>symlink_status<span class="br0">(</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span> <span class="co1">// &#20174; directory_entry &#20351;&#29992;&#32531;&#20914;&#30340;&#29366;&#24577;</span>
demo_status<span class="br0">(</span><span class="st0">&quot;dev/null&quot;</span>, fs<span class="sy4">::</span><span class="me2">status</span><span class="br0">(</span><span class="st0">&quot;/dev/null&quot;</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span> <span class="co1">// &#30452;&#25509;&#35843;&#29992; status</span>
demo_status<span class="br0">(</span><span class="st0">&quot;dev/sda&quot;</span>, fs<span class="sy4">::</span><span class="me2">status</span><span class="br0">(</span><span class="st0">&quot;/dev/sda&quot;</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span>
demo_status<span class="br0">(</span><span class="st0">&quot;sandbox/no&quot;</span>, fs<span class="sy4">::</span><span class="me2">status</span><span class="br0">(</span><span class="st0">&quot;/sandbox/no&quot;</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span>
<span class="co1">// &#28165;&#29702;</span>
close<span class="br0">(</span>fd<span class="br0">)</span><span class="sy4">;</span>
fs<span class="sy4">::</span><span class="me2">remove_all</span><span class="br0">(</span><span class="st0">&quot;sandbox&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<span class="br0">}</span></pre></div>
</div>
<p>&#21487;&#33021;&#30340;&#36755;&#20986;&#65306;</p>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="text source-text">
<pre class="de1">&quot;sandbox/file&quot; is a regular file
&quot;sandbox/dir&quot; is a directory
&quot;sandbox/pipe&quot; is a named IPC pipe
&quot;sandbox/sock&quot; is a named IPC socket
&quot;sandbox/symlink&quot; is a symlink
&quot;dev/null&quot; is a character device
&quot;dev/sda&quot; is a block device
&quot;sandbox/no&quot; does not exist</pre></div>
</div>
</div>
<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">&#21442;&#38405;</span></h3>
<table class="t-dsc-begin">
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-file_status.html"><span class="t-lines"><span>file_status</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#34920;&#31034;&#25991;&#20214;&#31867;&#22411;&#21450;&#26435;&#38480;<br />
<span class="t-mark">(&#31867;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-status_known.html"><span class="t-lines"><span>status_known</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#25991;&#20214;&#29366;&#24577;&#26159;&#21542;&#24050;&#30693;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_block_file.html"><span class="t-lines"><span>is_block_file</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#32473;&#23450;&#30340;&#36335;&#24452;&#26159;&#21542;&#34920;&#31034;&#22359;&#35774;&#22791;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_character_file.html"><span class="t-lines"><span>is_character_file</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#32473;&#23450;&#30340;&#36335;&#24452;&#26159;&#21542;&#34920;&#31034;&#23383;&#31526;&#35774;&#22791;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_directory.html"><span class="t-lines"><span>is_directory</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#32473;&#23450;&#30340;&#36335;&#24452;&#26159;&#21542;&#34920;&#31034;&#19968;&#20010;&#30446;&#24405;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_fifo.html"><span class="t-lines"><span>is_fifo</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#32473;&#23450;&#30340;&#36335;&#24452;&#26159;&#21542;&#34920;&#31034;&#19968;&#20010;&#21629;&#21517;&#31649;&#36947;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_other.html"><span class="t-lines"><span>is_other</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#21442;&#25968;&#26159;&#21542;&#34920;&#31034;&#19968;&#20010;<i>&#20854;&#20182;</i>&#25991;&#20214;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_regular_file.html"><span class="t-lines"><span>is_regular_file</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#21442;&#25968;&#26159;&#21542;&#34920;&#31034;&#19968;&#20010;&#24120;&#35268;&#25991;&#20214;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_socket.html"><span class="t-lines"><span>is_socket</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#21442;&#25968;&#26159;&#21542;&#34920;&#31034;&#19968;&#20010;&#20855;&#21517; IPC &#22871;&#25509;&#23383;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-is_symlink.html"><span class="t-lines"><span>is_symlink</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#21442;&#25968;&#26159;&#21542;&#34920;&#31034;&#19968;&#20010;&#31526;&#21495;&#38142;&#25509;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-exists.html"><span class="t-lines"><span>exists</span></span></a></div>
<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
</div>
</td>
<td>&#26816;&#26597;&#36335;&#24452;&#26159;&#21542;&#25351;&#20195;&#26082;&#23384;&#30340;&#25991;&#20214;&#31995;&#32479;&#23545;&#35937;<br />
<span class="t-mark">(&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-filesystem-directory_entry-status.html"><span class="t-lines"><span>status</span><span>symlink_status</span></span></a></div>
</div>
</td>
<td>&#27492; directory_entry &#25152;&#25351;&#20195;&#30340;&#25991;&#20214;&#30340;&#29366;&#24577;<br />
&#27492; directory_entry &#25152;&#25351;&#20195;&#30340;&#25991;&#20214;&#30340;&#31526;&#21495;&#38142;&#25509;&#29366;&#24577;<br />
<span class="t-mark">(<code>std::filesystem::directory_entry</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
</tr>
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