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pg_lowrite — Writes a large object.


int pg_lowrite(fd, string);
int fd: File descriptor
string string: String to write


Size of data written; FALSE on error


Writes the contents of a string to a large object. The file descriptor, which is obtained from pg_loopen() , must be writeable.


Example 1051. Write a large object

if (isset($submit)) {
    $db = pg_connect("host=dbserver dbname=db user=dbuser password=dbpasswd") or die ("Unable to connect");
    $oid = pg_locreate($db);
    $fd = pg_loopen ($db, $oid, "w");
    pg_lowrite ($fd, $file);
    echo "Uploaded image with oid $oid";
    pg_loclose ($fd);   
} else {
    echo "<form enctype=\"multipart/form-data\">";
    echo "<input type=file name=file>";
    echo "<input type=submit name=submit value=UPLOAD>";
    echo "</form>";

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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