streamWrapper::stream_readstreamWrapper::stream_seek
(PHP 4 >= 4.3.2, PHP 5)
streamWrapper::stream_seek — Seeks to specific location in a stream
Beschreibung
public bool streamWrapper::stream_seek
( int $offset
, int $whence = SEEK_SET
)
This method is called in response to fseek().
The read/write position of the stream should be updated according to the offset and whence .
Parameter-Liste
- offset
-
The stream offset to seek to.
- whence
-
Possible values:
- SEEK_SET - Set position equal to offset bytes.
- SEEK_CUR - Set position to current location plus offset .
- SEEK_END - Set position to end-of-file plus offset .
Rückgabewerte
Return TRUE if the position was updated, FALSE otherwise.
Anmerkungen
Hinweis: If not implemented, FALSE is assumed as the return value.
Hinweis: Upon success, streamWrapper::stream_tell is called directly after calling streamWrapper::stream_seek. If streamWrapper::stream_tell fails, the return value to the caller function will be set to FALSE
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