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OCI-Lob->seek

(PHP 5, PECL oci8:1.1-1.2.4)

OCI-Lob->seek — Sets the internal pointer of the large object

说明

OCI-Lob
bool seek ( int $offset [, int $whence ] )

Sets 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 to offset
  • OCI_SEEK_CUR - adds offset bytes to the current position
  • OCI_SEEK_END - adds offset bytes to the end of large object (use negative value to move to a position before the end of large object)

返回值

如果成功则返回 TRUE,失败则返回 FALSE


出售域名  LinuxTags