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lob->erase(no version information, might be only in CVS) lob->erase -- Erases a specified portion of the internal LOB dataDescriptionint lob->erase ( [int offset [, int length]] )Erases a specified portion of the internal LOB data starting at a specified offset. Parameters length and offset are optional. lob->erase() erases all LOB data by default. For BLOBs, erasing means that the existing LOB value is overwritten with zero-bytes. For CLOBs, the existing LOB value is overwritten with spaces. lob->erase() returns the actual number of characters/bytes erased or FALSE in case of error. Copyright © 1997 - 2007 by the PHP Documentation Group. This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later. A copy of the Open Publication License is distributed with this manual, the latest version is presently available at http://www.opencontent.org/openpub/. Please see full copyright text at http://www.php.net/manual/en/copyright.php Original version of the above documentation is available at http://www.php.net/manual/en/ |
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