OCILob::seek
(PHP 5, PHP 7, PHP 8, PECL OCI8 >= 1.1.0)
OCILob::seek — Sets the internal pointer of the large object
说明
OCILob::seek
( int
$offset
, int $whence
= OCI_SEEK_SET
) : boolSets the internal pointer of the large object.
参数
-
offset
-
Indicates the amount of bytes, on which internal pointer should be moved from the position, pointed by
whence
. -
whence
-
May be one of:
-
OCI_SEEK_SET
- sets the position equal tooffset
-
OCI_SEEK_CUR
- addsoffset
bytes to the current position -
OCI_SEEK_END
- addsoffset
bytes to the end of large object (use negative value to move to a position before the end of large object)
-
返回值
成功时返回 true
, 或者在失败时返回 false
。
更新日志
版本 | 说明 |
---|---|
8.0.0, PECL OCI8 3.0.0 | The OCI-Lob class was renamed to OCILob to align with PHP naming standards. |