OCI-Lob->eofOCI-Lob->erase
(PHP 5, PECL OCI8 >= 1.1.0)
OCI-Lob->erase — Erases a specified portion of the internal LOB data
Descrierea
int 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.
Parametri
- offset
-
- length
-
Valorile întoarse
Returns the actual number of characters/bytes erased sau FALSE în cazul eșecului.
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OCI-Lob->erase
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