What is PhpDig?
PhpDig is a PHP MySQL based
Web Spider & Search Engine.



hw_docbyanchor — Returns the object ID of the document that owns anchor_id .


int hw_docbyanchor(hw_link, anchor_id);
resource hw_link: Connection ID to Hyperwave server
int anchor_id: Object ID of the anchor object to look up


Object ID on success; FALSE on failure


hw_docbyanchor() takes the object ID of an anchor and returns the object ID of the document that owns that anchor object.


PHP 3 since 3.0.3, PHP 4


Example 469. Find the owner of an anchor object

if (($doc_id = hw_docbyanchor($hw_link, $anchor_id)) === FALSE) {
    echo "Could not find a document that owns anchor $anchor_id.\n";
} else {
    echo "Anchor $anchor_id is owned by document $doc_id.\n";

PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at The authors of this book have elected not to choose any options under the OPL. This online book was obtained from and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.

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