显示文本框

iconv_mime_encode()

« iconv_mime_decode_headers | iconv_set_encoding »
<?php
$string 
iconv_mime_encode (
    
// string $field_name
    
// string $field_value
    
  // [array $preferences = NULL]
);

// enter non ASCII chars in hex in the fields if the charset is not UTF-8
?>
结果
$string = 'Subject: =?UTF-8?Q?Pr=C3=BCfung=20Pr=C3=BCfung?='
示例
#1 iconv_mime_encode  ("Subject",
 
"Prüfung Prüfung",
 [
"input-charset" => "UTF-8""output-charset" => "UTF-8""line-length" => 76"line-break-chars" => "\n""scheme" => "Q"])
#2 iconv_mime_encode  ("Subject",
 
"Prüfung Prüfung",
 [
"input-charset" => "UTF-8""output-charset" => "ISO-8859-1""line-length" => 76"line-break-chars" => "\n""scheme" => "B"])
另请参阅
mb_encode_mimeheader