mysqli_num_rows
(PHP 5)
mysqli_num_rows(no version information, might be only in CVS)
result->num_rows -- Gets the number of rows in a resultOpis
Procedural style:
int mysqli_num_rows ( mysqli_result result )Object oriented style (property):
class mysqli_result {int num_rows
}
Returns the number of rows in the result set.
The use of mysqli_num_rows() depends on whether you use buffered or unbuffered result sets. In case you use unbuffered resultsets mysqli_num_rows() will not correct the correct number of rows until all the rows in the result have been retrieved.
Parametry
result
Procedural style only: A result set identifier returned by mysqli_query(), mysqli_store_result() or mysqli_use_result().
Zwracane wartości
Returns number of rows in the result set.
Notatka: If the number of rows is greater than maximal int value, the number will be returned as a string.
Przykłady
Przykład 2. Procedural style
|
Powyższy przykład wyświetli:
Result set has 239 rows. |
Poprzedni | Spis treści | Następny |
mysqli_num_fields | Początek rozdziału |