(PECL CUBRID >= 8.3.0)
cubrid_num_fields — Returns the number of columns in the result set
This function returns the number of columns in the result set, on success, or it returns FALSE on failure.
This is the request identifier.
Number of columns, on success.
-1 if SQL sentence is not SELECT.
例1 cubrid_num_fields() example
<?php
$link = cubrid_connect("localhost", 30000, "demodb2", "dba", "");
if (!$link)
{
die('Could not connect.');
}
$query = 'SELECT id, name, address, salary FROM employees';
$result = cubrid_execute($link, $query);
if ($result)
{
$n = cubrid_num_fields($result);
echo "The resultset contains ".$n. " fields: ";
for ($i = 0; $i < $n; $i++)
echo cubrid_field_name($result, $i)." ";
cubrid_close_request($result);
}
?>
上の例の出力は以下となります。
Result: The resultset contains 4 fields: id name address salary