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



pg_fieldnum — Displays a field number.


int pg_fieldnum(result, field);
int result: Result identifier
string field: Field name


Field offset; FALSE on error


Returns the field offset of the specified field in the database. The numbering of the fields start at 0.


Example 1036. Display field number

$db = pg_connect("host=dbserver dbname=db user=dbuser password=dbpasswd");
$result = pg_exec($db,"SELECT * FROM employees");
$field_count = pg_numfields($result);
$rows = pg_numrows($result);
// traverse rows
for ($i=0; $i < $rows; $i++) {
  echo "<b>ROW $i</b><BR>\n";
  // traverse each field
  for ($j=0; $j < $field_count; $j++) {
    $field = pg_fieldname($result,$j);
    echo "Field $field is number ";
    echo pg_fieldnum($result,$field);
    echo "<BR>\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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