<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.7 $ -->
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  <refentry id="function.imap-utf7-decode">
   <refnamediv>
    <refname>imap_utf7_decode</refname>
    <refpurpose>
     Decodes a modified UTF-7 encoded string
    </refpurpose>
   </refnamediv>
   <refsect1>
    <title>Description</title>
     <methodsynopsis>
      <type>string</type><methodname>imap_utf7_decode</methodname>
      <methodparam><type>string</type><parameter>text</parameter></methodparam>
     </methodsynopsis>
    <para>  
     Decodes modified UTF-7 <parameter>text</parameter> into ISO-8859-1 string.
    </para>
    <para>
     Returns a string that is encoded in ISO-8859-1 and consists of the same
     sequence of characters in <parameter>text</parameter>, or &false;
     if <parameter>text</parameter> contains invalid modified UTF-7 sequence
     or <parameter>text</parameter> contains a character that is not part of
     ISO-8859-1 character set.
    </para>
    <para>
     This function is needed to decode mailbox names that contain certain
     characters which are not in range of printable ASCII characters.
    </para>
    <para>
     The modified UTF-7 encoding is defined in
     <ulink url="&url.rfc;2060">RFC 2060</ulink>, section
     5.1.3 (original UTF-7 was defined in <ulink
     url="&url.rfc;1642">RFC1642</ulink>).
    </para>
    <para>
     See also: <function>imap_utf7_encode</function>.
    </para>
   </refsect1>
  </refentry>

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