DB_result::numRows()

DB_result::numRows() – Gets number of rows in a result set

Synopsis

integer numRows ( )

Description

Get the number of rows in a result set.

For ibase, ifx and oci8, this method only works if the DB_PORTABILITY_NUMROWS portability option is enabled. In addition, for ibase and ifx, PEAR DB must be at version 1.7.0 or greater.

Does not work for Microsoft Access.

Return value

integer - number of rows or a DB_Error object on failure

Throws

Possible PEAR_Error values
Error code Error message Reason Solution
DB_ERROR_NOT_CAPABLE DB backend not capable Driver doesn't support this feature. Either switch to another database system or enable the DB_PORTABILITY_NUMROWS portability option.

Note

This function can not be called statically.

Example

Using numRows()

<?php
// Once you have a valid DB object named $db...
$res =& $db->query('SELECT * FROM phptest');
echo 
$res->numRows();
?>
Gets number of columns in a result set (Previous) DB Error object (Next)
Last updated: Thu, 18 Dec 2014 — Download Documentation
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