php-doc-en/reference/ev/evstat/attr.xml

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<refentry xml:id="evstat.attr" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>EvStat::attr</refname>
  <refpurpose>Returns the values most recently detected by Ev</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <modifier>public</modifier>
   <type>array</type>
   <methodname>EvStat::attr</methodname>
   <void />
  </methodsynopsis>
  <para>
   Returns array of the values most recently detected by Ev
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns array with the values most recently detect by Ev(without actual
   <literal>stat</literal>
   &apos;ing):
   <table>
    <title>
    List for item keys of the array returned by <methodname>EvStat::attr</methodname>
    </title>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>Key</entry>
       <entry>Description</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>
        <constant>'dev'</constant>
       </entry>
       <entry>ID of device containing file</entry>
      </row>
      <row>
       <entry>
        <constant>'ino'</constant>
       </entry>
       <entry>inode number</entry>
      </row>
      <row>
       <entry>
        <constant>'mode'</constant>
       </entry>
       <entry>protection</entry>
      </row>
      <row>
       <entry>
        <constant>'nlink'</constant>
       </entry>
       <entry>number of hard links</entry>
      </row>
      <row>
       <entry>
        <constant>'uid'</constant>
       </entry>
       <entry>user ID of owner</entry>
      </row>
      <row>
       <entry>
        <constant>'size'</constant>
       </entry>
       <entry>total size, in bytes</entry>
      </row>
      <row>
       <entry>
        <constant>'gid'</constant>
       </entry>
       <entry>group ID of owner</entry>
      </row>
      <row>
       <entry>
        <constant>'rdev'</constant>
       </entry>
       <entry>device ID (if special file)</entry>
      </row>
      <row>
       <entry>
        <constant>'blksize'</constant>
       </entry>
       <entry>blocksize for file system I/O</entry>
      </row>
      <row>
       <entry>
        <constant>'blocks'</constant>
       </entry>
       <entry>number of 512B blocks allocated</entry>
      </row>
      <row>
       <entry>
        <constant>'atime'</constant>
       </entry>
       <entry>time of last access</entry>
      </row>
      <row>
       <entry>
        <constant>'ctime'</constant>
       </entry>
       <entry>time of last status change</entry>
      </row>
      <row>
       <entry>
        <constant>'mtime'</constant>
       </entry>
       <entry>time of last modification</entry>
      </row>
     </tbody>
    </tgroup>
   </table>
  </para>
  <para>
   See
   <literal>stat(2)</literal>
   man page for details.
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
 <example>
   <title>Monitor changes of /var/log/messages</title>
   <programlisting role="php">
<![CDATA[
<?php
// Use 10 second update interval.
$w = new EvStat("/var/log/messages", 8, function ($w) {
    echo "/var/log/messages changed\n";

    $attr = $w->attr();

    if ($attr['nlink']) {
        printf("Current size: %ld\n", $attr['size']);
        printf("Current atime: %ld\n", $attr['atime']);
        printf("Current mtime: %ld\n", $attr['mtime']);
    } else {
        fprintf(STDERR, "`messages` file is not there!");
        $w->stop();
    }
});

Ev::run();
?>
]]>
   </programlisting>
  </example>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <simplelist>
   <member>
    <methodname>EvStat::prev</methodname>
   </member>
   <member>
    <methodname>EvStat::stat</methodname>
   </member>
  </simplelist>
 </refsect1>
</refentry>
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