(PECL mailparse >= 0.9.0)
mailparse_stream_encode — Streams data from source file pointer, apply encoding and write to destfp
$sourcefp, resource $destfp, string $encoding): bool
Streams data from the source file pointer, apply
encoding and write to the destination file pointer.
sourcefpA valid file handle. The file is streamed through the parser.
destfpThe destination file handle in which the encoded data will be written.
encodingOne of the character encodings supported by the mbstring module.
成功时返回 true， 或者在失败时返回 false。
示例 #1 mailparse_stream_encode() example
<?php
// email.eml contents: hello, this is some text=hello.
$fp = fopen('email.eml', 'r');
$dest = tmpfile();
mailparse_stream_encode($fp, $dest, "quoted-printable");
rewind($dest);
// Display new file contents
fpassthru($dest);
?>以上示例会输出：
hello, this is some text=3Dhello.