(PHP 5, PHP 7)
iconv_mime_decode — Decodes a MIME header field
$encoded_header
[, int $mode
= 0
[, string $charset
= ini_get("iconv.internal_encoding")
]] )Decodes a MIME header field.
encoded_header
The encoded header, as a string.
mode
mode
determines the behaviour in the event
iconv_mime_decode() encounters a malformed
MIME header field. You can specify any combination
of the following bitmasks.
Value | Constant | Description |
---|---|---|
1 | ICONV_MIME_DECODE_STRICT | If set, the given header is decoded in full conformance with the standards defined in » RFC2047. This option is disabled by default because there are a lot of broken mail user agents that don't follow the specification and don't produce correct MIME headers. |
2 | ICONV_MIME_DECODE_CONTINUE_ON_ERROR | If set, iconv_mime_decode_headers() attempts to ignore any grammatical errors and continue to process a given header. |
charset
The optional charset
parameter specifies the
character set to represent the result by. If omitted,
iconv.internal_encoding
will be used.
Returns a decoded MIME field on success,
or FALSE
if an error occurs during the decoding.
Example #1 iconv_mime_decode() example
<?php
// This yields "Subject: Prüfung Prüfung"
echo iconv_mime_decode("Subject: =?UTF-8?B?UHLDvGZ1bmcgUHLDvGZ1bmc=?=",
0, "ISO-8859-1");
?>