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



dbmreplace — Replaces the value of a key.


bool dbmreplace(identifier, key, value);
int identifier: DBM identifier
string key: DBM key
string value: New value


0 on success; -1 on error


Replaces the value of a DBM key with a new value. If the key doesn't exist, it's added to the DBM file.


Existing since version 3.0


Example 241. Replace a key's value

if (!$dbm = dbmopen("testdb", "n")) {
    echo "Could not create DBM file!\n";
dbminsert($dbm, "a", "z");
dbmreplace($dbm, "a", "b");
echo "a is now ", dbmfetch($dbm, "a");

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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