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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.glob">
 <refnamediv>
  <refname>glob</refname>
  <refpurpose>Find pathnames matching a pattern</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>glob</methodname>
   <methodparam><type>string</type><parameter>pattern</parameter></methodparam>
   <methodparam choice="opt"><type>int</type><parameter>flags</parameter></methodparam>
  </methodsynopsis>
  <para>
   The <function>glob</function> function searches for all the pathnames
   matching <parameter>pattern</parameter> according to the rules used by
   the libc glob() function, which is similar to the rules used by common
   shells.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>pattern</parameter></term>
     <listitem>
      <para>
       The pattern. No tilde expansion or parameter substitution is done.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>flags</parameter></term>
     <listitem>
      <para>
       Valid flags:
       <itemizedlist>
        <listitem>
         <simpara>
          <constant>GLOB_MARK</constant> - Adds a slash to each item returned
         </simpara>
        </listitem>
        <listitem>
         <simpara>
          <constant>GLOB_NOSORT</constant> - Return files as they appear in the
          directory (no sorting)
         </simpara>
        </listitem>
        <listitem>
         <simpara>
          <constant>GLOB_NOCHECK</constant> - Return the search pattern if no
          files matching it were found
         </simpara>
        </listitem>
        <listitem>
         <simpara>
          <constant>GLOB_NOESCAPE</constant> - Backslashes do not quote
          metacharacters
         </simpara>
        </listitem>
        <listitem>
         <simpara>
          <constant>GLOB_BRACE</constant> - Expands {a,b,c} to match 'a', 'b',
          or 'c'
         </simpara>
        </listitem>
        <listitem>
         <simpara>
          <constant>GLOB_ONLYDIR</constant> - Return only directory entries
          which match the pattern
         </simpara>
        </listitem>
        <listitem>
         <simpara>
          <constant>GLOB_ERR</constant> - Stop on read errors (like unreadable
          directories), by default errors are ignored.
         </simpara>
        </listitem>
       </itemizedlist>
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns an array containing the matched files/directories, an empty array
   if no file matched or &false; on error.
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <para>
   <informaltable>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>&Version;</entry>
       <entry>&Description;</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>5.1.0</entry>
       <entry>
        <constant>GLOB_ERR</constant> was added
       </entry>
      </row>
      <row>
       <entry>4.3.3</entry>
       <entry>
        <constant>GLOB_ONLYDIR</constant> became available on Windows and
        other systems not using the GNU C library
       </entry>
      </row>
     </tbody>
    </tgroup>
   </informaltable>
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>
     Convenient way how <function>glob</function> can replace
     <function>opendir</function> and friends.
    </title>
    <programlisting role="php">
<![CDATA[
<?php
foreach (glob("*.txt") as $filename) {
    echo "$filename size " . filesize($filename) . "\n";
}
?>
]]>
    </programlisting>
    &example.outputs.similar;
    <screen>
<![CDATA[
funclist.txt size 44686
funcsummary.txt size 267625
quickref.txt size 137820
]]>
    </screen>
   </example>
  </para>
 </refsect1>

 <refsect1 role="notes">
  &reftitle.notes;
  &note.no-remote;
  <note>
   <simpara>
    This function isn't available on some systems (e.g. old Sun OS).
   </simpara>
  </note>
  <note>
   <simpara>
    The <constant>GLOB_BRACE</constant> flag is not available on some non GNU
    systems, like Solaris.
   </simpara>
  </note>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>opendir</function></member>
    <member><function>readdir</function></member>
    <member><function>closedir</function></member>
    <member><function>fnmatch</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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