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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::filesystem::recursive_directory_iterator::</span>depth</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>&lrm; | <a href="cpp-filesystem-recursive_directory_iterator.html">recursive directory iterator</a></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw4">int</span> depth<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span></span></div>
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<td><span class="t-mark-rev t-since-cxx17">(C++17 &#36215;)</span></td>
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<p>&#36820;&#22238;&#20174;&#36215;&#22987;&#30446;&#24405;&#21040;&#24403;&#21069;&#34987;&#36845;&#20195;&#30446;&#24405;&#30340;&#30446;&#24405;&#23618;&#25968;&#65292;&#21363;&#30446;&#24405;&#23618;&#32423;&#30340;&#24403;&#21069;&#28145;&#24230;&#12290;</p>
<p>&#36215;&#22987;&#30446;&#24405;&#25317;&#26377;&#28145;&#24230; <span class="texhtml" style="white-space: nowrap;">0</span> &#65292;&#20854;&#23376;&#30446;&#24405;&#25317;&#26377;&#28145;&#24230; <span class="texhtml" style="white-space: nowrap;">1</span> &#65292;&#20197;&#27492;&#31867;&#25512;&#12290;</p>
<p>&#33509; <span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="sy2">*</span>this</span></span> &#26159;&#23614;&#36845;&#20195;&#22120;&#21017;&#34892;&#20026;&#26410;&#23450;&#20041;&#12290;</p>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
<p>&#65288;&#26080;&#65289;</p>
<h3><span class="mw-headline" id=".E8.BF.94.E5.9B.9E.E5.80.BC">&#36820;&#22238;&#20540;</span></h3>
<p>&#30446;&#24405;&#23618;&#32423;&#30340;&#24403;&#21069;&#28145;&#24230;&#12290;</p>
<h3><span class="mw-headline" id=".E5.BC.82.E5.B8.B8">&#24322;&#24120;</span></h3>
<p>&#19981;&#25243;&#20986;&#12290;</p>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
<div class="t-example">
<p>&#27492;&#31034;&#20363;&#29992;&#36845;&#20195;&#28145;&#24230;&#35745;&#31639;&#30446;&#24405;&#26641;&#25171;&#21360;&#30340;&#32553;&#36827;</p>
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<pre class="de1"><span class="co2">#include &lt;fstream&gt;</span>
<span class="co2">#include &lt;iostream&gt;</span>
<span class="co2">#include &lt;string&gt;</span>
<span class="co2">#include &lt;filesystem&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">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
fs<span class="sy4">::</span><span class="me2">current_path</span><span class="br0">(</span>fs<span class="sy4">::</span><span class="me2">temp_directory_path</span><span class="br0">(</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span>
fs<span class="sy4">::</span><span class="me2">create_directories</span><span class="br0">(</span><span class="st0">&quot;sandbox/a/b/c&quot;</span><span class="br0">)</span><span class="sy4">;</span>
fs<span class="sy4">::</span><span class="me2">create_directories</span><span class="br0">(</span><span class="st0">&quot;sandbox/a/b/d/e&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/a/b/file1.txt&quot;</span><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;a&quot;</span>, <span class="st0">&quot;sandbox/syma&quot;</span><span class="br0">)</span><span class="sy4">;</span>
<span class="kw1">for</span><span class="br0">(</span><span class="kw4">auto</span> i <span class="sy1">=</span> fs<span class="sy4">::</span><span class="me2">recursive_directory_iterator</span><span class="br0">(</span><span class="st0">&quot;sandbox&quot;</span><span class="br0">)</span><span class="sy4">;</span>
i <span class="sy3">!</span><span class="sy1">=</span> fs<span class="sy4">::</span><span class="me2">recursive_directory_iterator</span><span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
<span class="sy2">++</span>i <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> <a href="cpp-string-basic_string.html"><span class="kw1230">std::<span class="me2">string</span></span></a><span class="br0">(</span>i.<span class="me1">depth</span><span class="br0">(</span><span class="br0">)</span>, <span class="st0">&#39; &#39;</span><span class="br0">)</span> <span class="sy1">&lt;&lt;</span> <span class="sy2">*</span>i<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>i<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="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; -&gt; &quot;</span> <span class="sy1">&lt;&lt;</span> fs<span class="sy4">::</span><span class="me2">read_symlink</span><span class="br0">(</span><span class="sy2">*</span>i<span class="br0">)</span><span class="sy4">;</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">&#39;<span class="es1">\n</span>&#39;</span><span class="sy4">;</span>
<span class="br0">}</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>
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<p>&#36755;&#20986;&#65306;</p>
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<pre class="de1">&quot;sandbox/a&quot;
&quot;sandbox/a/b&quot;
&quot;sandbox/a/b/c&quot;
&quot;sandbox/a/b/d&quot;
&quot;sandbox/a/b/d/e&quot;
&quot;sandbox/a/b/file1.txt&quot;
&quot;sandbox/syma&quot; -&gt; &quot;a&quot;</pre></div>
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