PHP 5.4.36 Released

cubrid_num_rows

(PECL CUBRID >= 8.3.0)

cubrid_num_rowsGet the number of rows in the result set

Descrizione

int cubrid_num_rows ( resource $result )

The cubrid_num_rows() function is used to get the number of rows from the query result. You can use it only when the query executed is a select statement. When you want to know such value for INSERT, UPDATE, or DELETE query, you have to use the cubrid_affected_rows() function.

Note: The cubrid_num_rows() function can only be used for synchronous query; it returns 0 when it is used for asynchronous query.

Elenco dei parametri

result

result comes from a call to cubrid_execute(), cubrid_query() and cubrid_prepare()

Valori restituiti

Number of rows, when process is successful.

0 when the query was done in async mode.

-1, if SQL statement is not SELECT.

FALSE when process is unsuccessful.

Esempi

Example #1 cubrid_num_rows() example

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

$req cubrid_execute($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);
?>

Il precedente esempio visualizzerĂ :

Row Num: 6
Column Num: 2

Vedere anche:

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