OCI-Lob->erase
(PHP 5, PECL OCI8 >= 1.1.0)
OCI-Lob->erase — Erases a specified portion of the internal LOB data
Description
int OCI-Lob::erase
([ int $offset
[, int $length
]] )
Erases a specified portion of the internal LOB data starting at a specified offset. If called without parameters, it erases all LOB data.
For BLOBs, erasing means that the existing LOB value is overwritten with zero-bytes. For CLOBs, the existing LOB value is overwritten with spaces.
Parameters
- offset
-
- length
-
Return Values
Returns the actual number of characters/bytes erased or FALSE on failure.