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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>Find pathnames matching a pattern</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.fwrite.html">fwrite</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.is-dir.html">is_dir</a></div> <div class="up"><a href="ref.filesystem.html">Filesystem Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.glob" class="refentry"> <div class="refnamediv"> <h1 class="refname">glob</h1> <p class="verinfo">(PHP 4 >= 4.3.0, PHP 5)</p><p class="refpurpose"><span class="refname">glob</span> — <span class="dc-title">Find pathnames matching a pattern</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><b><b>glob</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$pattern</tt></span> [, <span class="methodparam"><span class="type">int</span> <tt class="parameter">$flags</tt></span> ] )</div> <p class="para rdfs-comment"> The <b>glob()</b> function searches for all the pathnames matching <i><tt class="parameter">pattern</tt></i> according to the rules used by the libc glob() function, which is similar to the rules used by common shells. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">pattern</tt></i></span> <dd> <p class="para"> The pattern. No tilde expansion or parameter substitution is done. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">flags</tt></i></span> <dd> <p class="para"> Valid flags: <ul class="itemizedlist"> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_MARK</tt></b> - Adds a slash to each directory returned </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_NOSORT</tt></b> - Return files as they appear in the directory (no sorting) </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_NOCHECK</tt></b> - Return the search pattern if no files matching it were found </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_NOESCAPE</tt></b> - Backslashes do not quote metacharacters </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_BRACE</tt></b> - Expands {a,b,c} to match 'a', 'b', or 'c' </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_ONLYDIR</tt></b> - Return only directory entries which match the pattern </span> </li> <li class="listitem"> <span class="simpara"> <b><tt>GLOB_ERR</tt></b> - Stop on read errors (like unreadable directories), by default errors are ignored. </span> </li> </ul> </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an array containing the matched files/directories, an empty array if no file matched or <b><tt>FALSE</tt></b> on error. </p> <blockquote><p><b class="note">Note</b>: On some systems it is impossible to distinguish between empty match and an error. <br /> </p></blockquote> </div> <div class="refsect1 changelog"> <h3 class="title">ChangeLog</h3> <p class="para"> <table class="informaltable"> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Version</th> <th colspan="1">Description</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">5.1.0</td> <td colspan="1" rowspan="1" align="left"> <b><tt>GLOB_ERR</tt></b> was added </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">4.3.3</td> <td colspan="1" rowspan="1" align="left"> <b><tt>GLOB_ONLYDIR</tt></b> became available on Windows and other systems not using the GNU C library </td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Convenient way how <b>glob()</b> can replace <a href="function.opendir.html" class="function">opendir()</a> and friends. </b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">foreach (</span><span style="color: #0000BB">glob</span><span style="color: #007700">(</span><span style="color: #DD0000">"*.txt"</span><span style="color: #007700">) as </span><span style="color: #0000BB">$filename</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"$filename size " </span><span style="color: #007700">. </span><span style="color: #0000BB">filesize</span><span style="color: #007700">(</span><span style="color: #0000BB">$filename</span><span style="color: #007700">) . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents"><pre><div class="cdata"><pre>funclist.txt size 44686funcsummary.txt size 267625quickref.txt size 137820</pre></div> </pre></div> </div> </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <blockquote><p><b class="note">Note</b>: <span class="simpara">This function will not work on <a href="features.remote-files.html" class="link">remote files</a> as the file tobe examined must be accessible via the server's filesystem.</span></p></blockquote> <blockquote><p><b class="note">Note</b>: <span class="simpara"> This function isn't available on some systems (e.g. old Sun OS). </span> </p></blockquote> <blockquote><p><b class="note">Note</b>: <span class="simpara"> The <b><tt>GLOB_BRACE</tt></b> flag is not available on some non GNU systems, like Solaris. </span> </p></blockquote> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.opendir.html" class="function" rel="rdfs-seeAlso">opendir()</a></li> <li class="member"><a href="function.readdir.html" class="function" rel="rdfs-seeAlso">readdir()</a></li> <li class="member"><a href="function.closedir.html" class="function" rel="rdfs-seeAlso">closedir()</a></li> <li class="member"><a href="function.fnmatch.html" class="function" rel="rdfs-seeAlso">fnmatch()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.fwrite.html">fwrite</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.is-dir.html">is_dir</a></div> <div class="up"><a href="ref.filesystem.html">Filesystem 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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