cubrid_num_cols

(PECL CUBRID >= 8.3.0)

cubrid_num_cols — Return the number of columns in the result set

Описание

int cubrid_num_cols ( resource $result )

The cubrid_num_cols() function is used to get the number of columns from the query result. It can only be used when the query executed is a select statement.

Список параметров

result: Result.

Возвращаемые значения

Number of columns, when process is successful.

-1, if SQL statement is not SELECT.

Примеры

Пример #1 cubrid_num_cols() example


<?php
$conn = cubrid_connect("localhost", 33000, "demodb");

$req = cubrid_execute($conn, "SELECT * FROM code");

$row_num = cubrid_num_rows($req);
$col_num = cubrid_num_cols($req);

printf("Row Num: %d\nColumn Num: %d\n", $row_num, $col_num);

cubrid_disconnect($conn);
?>

Результат выполнения данного примера:

Row Num: 6
Column Num: 2

Смотрите также

cubrid_execute() - Execute a prepared SQL statement
cubrid_num_rows() - Get the number of rows in the result set