PDO
PHP? PDO? ???? ? ?? ?? ?? ???? ??? ???? ?? ??? ???????. . PDO ??? mysql_num_rows? ???? ??? ?? ??? ??, PDO? ???? ? ?? ???? ? ?? ?? ??? ?????.
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- ?????? ?? ??: ??? ?? ??? ???? ???????? ?? ? ??? ???? ??? ?????.
$sql = "SELECT count(*) FROM `table` WHERE foo = ?"; $result = $con->prepare($sql); $result->execute([$bar]); $number_of_rows = $result->fetchColumn();
- PDO ??? ? ? ??: PDO ?? PDOStatement::rowCount()? ??? ?? ? ?? ?????. ??? ? ??? ?? ???????? ????? ????.
- PDO ??? ????: ? ??? ??? ??? ?? ??? ?? PDO::query? ???? SELECT COUNT( *) ? ? PDOStatement::fetchColumn? ???? ?? ????. count.
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- ??? ?? ????(?)? ???? ???? ?? ? ????.
- ??? ?? ??? ??? ? ?? ??? ?? prepare() ?? query()? ?????.
??? ??? ?????? ???? ???? ? ? ??? ?? PDO ??? ????? ??? ??? ????? ??? ??? ??? ? ????.
? ??? PHP? PDO? ???? ? ?? ????? ????? ??? ?? ????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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