# imap_utf8

(PHP 4, PHP 5, PHP 7, PHP 8)

imap_utf8 — Converts MIME-encoded text to UTF-8

### 说明

imap_utf8(string `$mime_encoded_text`): string

Converts the given `mime_encoded_text` to UTF-8, if the declared charset is known to libc-client. Otherwise the given text is decoded, but not converted to UTF-8.

### 参数

`mime_encoded_text`

  A MIME encoded string. MIME encoding method and the UTF-8 specification are described in » RFC2047 and » RFC2044 respectively.

### 返回值

Returns the decoded string, if possible converted to UTF-8.

### 示例

示例 #1 Basic imap_utf8() Usage

`<?php
echo imap_utf8("Johannes =?ISO-8859-1?Q?Schl=FCter?=");
?>`

以上示例的输出类似于：

    Johannes Schlüter

### 参见

- imap_mime_header_decode() - Decode MIME header elements

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