function.posix-getcwd.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Pathname of current directory</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.posix-get-last-error.html">posix_get_last_error</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.posix-getegid.html">posix_getegid</a></div> <div class="up"><a href="ref.posix.html">POSIX Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.posix-getcwd" class="refentry"> <div class="refnamediv"> <h1 class="refname">posix_getcwd</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">posix_getcwd</span> — <span class="dc-title">Pathname of current directory</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><b><b>posix_getcwd</b></b></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment"> Gets the absolute pathname of the script's current working directory. On error, it sets errno which can be checked using <a href="function.posix-get-last-error.html" class="function">posix_get_last_error()</a> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns a <a href="language.types.string.html" class="type string">string</a> of the absolute pathname on success. On error, returns <b><tt>FALSE</tt></b> and sets errno which can be checked with <a href="function.posix-get-last-error.html" class="function">posix_get_last_error()</a>. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>posix_getcwd()</b> example</b></p> <div class="example-contents"><p> This example will return the absolute path of the current working directory of the script. </p></div> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">echo </span><span style="color: #DD0000">'My current working directory is '</span><span style="color: #007700">.</span><span style="color: #0000BB">posix_getcwd</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <blockquote><p><b class="note">Note</b>: This function can fail on <ul class="itemizedlist"> <li class="listitem"> <span class="simpara">Read or Search permission was denied</span> </li> <li class="listitem"> <span class="simpara">Pathname no longer exists</span> </li> </ul> <br /> </p></blockquote> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.posix-get-last-error.html">posix_get_last_error</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.posix-getegid.html">posix_getegid</a></div> <div class="up"><a href="ref.posix.html">POSIX Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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