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pg_fieldsize
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pg_fieldsize

Name

pg_fieldsize — Displays the field size.

Synopsis

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

Returns

Field size; FALSE on error

Description

Returns the size of the specified field, in bytes. If a field is of variable size, a field size of 0 is returned.

Example

Example 1038. Display field size

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

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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 http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ 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.