PHP 8.1.0 RC 4 available for testing

eio_write

(PECL eio >= 0.0.1dev)

eio_writeWrite to file

Beschreibung

eio_write(
    mixed $fd,
    string $str,
    int $length = 0,
    int $offset = 0,
    int $pri = EIO_PRI_DEFAULT,
    callable $callback = NULL,
    mixed $data = NULL
): resource

eio_write() writes up to length bytes from str at offset offset from the beginning of the file.

Parameter-Liste

fd

Stream, Socket resource, or numeric file descriptor, e.g. returned by eio_open()

str

Source string

length

Maximum number of bytes to write.

offset

Offset from the beginning of file.

pri

The request priority: EIO_PRI_DEFAULT, EIO_PRI_MIN, EIO_PRI_MAX, or null. If null passed, pri internally is set to EIO_PRI_DEFAULT.

callback

callback function is called when the request is done. It should match the following prototype:

void callback(mixed $data, int $result[, resource $req]);
data

is custom data passed to the request.

result

request-specific result value; basically, the value returned by corresponding system call.

req

is optional request resource which can be used with functions like eio_get_last_error()

data

Arbitrary variable passed to callback.

R├╝ckgabewerte

eio_write() returns request resource on success,Bei einem Fehler wird false zur├╝ckgegeben..

Siehe auch

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