(PECL eio >= 0.0.1dev)
eio_sendfile — Transfer data between file descriptors
$out_fd
,$in_fd
,$offset
,$length
,$pri
= ?,$callback
= ?,$data
= ?
eio_sendfile() copies data between one file descriptor
and another. See SENDFILE(2)
man page for details.
out_fd
Output stream, Socket resource, or file descriptor. Should be opened for writing.
in_fd
Input stream, Socket resource, or file descriptor. Should be opened for reading.
offset
Offset within the source file.
length
Number of bytes to copy.
pri
请求的优先级:EIO_PRI_DEFAULT
,EIO_PRI_MIN
,EIO_PRI_MAX
或 null
。如果是
null
,pri
将设为
EIO_PRI_DEFAULT
。
callback
callback
函数在请求完成时被调用。其应匹配一下原型:
void callback(mixed $data, int $result[, resource $req]);
data
传递给请求的用户数据。
result
针对请求的结果的值。通常是相应的系统调用返回的值。
req
可选的请求资源,可被 eio_get_last_error() 之类的函数使用。
data
Arbitrary variable passed to callback
.
eio_sendfile() returns request resource on success, 或者在失败时返回 false
.
Follow Lee on X/Twitter - Father, Husband, Serial builder creating AI, crypto, games & web tools. We are friends :) AI Will Come To Life!
Check out: eBank.nz (Art Generator) |
Netwrck.com (AI Tools) |
Text-Generator.io (AI API) |
BitBank.nz (Crypto AI) |
ReadingTime (Kids Reading) |
RewordGame |
BigMultiplayerChess |
WebFiddle |
How.nz |
Helix AI Assistant