php-doc-en/reference/datetime/functions/time.xml

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  <refentry id="function.time">
   <refnamediv>
    <refname>time</refname>
    <refpurpose>Return current Unix timestamp</refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>int</type><methodname>time</methodname>
      <void/>
     </methodsynopsis>
    <para>
     Returns the current time measured in the number of seconds since
     the Unix Epoch (January 1 1970 00:00:00 GMT).
    </para>
    <para>
     <example>
      <title><function>time</function> example</title>
      <programlisting role="php">
<![CDATA[
<?php
$nextWeek = time() + (7 * 24 * 60 * 60);
                   // 7 days; 24 hours; 60 mins; 60secs
echo 'Now:       '. date('Y-m-d') ."\n";
echo 'Next Week: '. date('Y-m-d', $nextWeek) ."\n";
?>
]]>
      </programlisting>
      &example.outputs.similar;
      <screen>
<![CDATA[
Now:       2005-03-30
Next Week: 2005-04-07
]]>
      </screen>
     </example>
    </para>          
    <para>
     See also <function>date</function> and <function>microtime</function>.
    </para>
   </refsect1>
  </refentry>

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