sqlsrv_rollbacksqlsrv_rows_affected
(バージョン情報なし。おそらく SVN 版にしか存在しないでしょう)
sqlsrv_rows_affected — Returns the number of rows modified by the last INSERT, UPDATE, or DELETE query executed
説明
int sqlsrv_rows_affected
( resource
$stmt
)Returns the number of rows modified by the last INSERT, UPDATE, or DELETE query executed. For information about the number of rows returned by a SELECT query, see sqlsrv_num_rows().
パラメータ
-
stmt -
The executed statement resource for which the number of affected rows is returned.
返り値
Returns the number of rows affected by the last INSERT, UPDATE, or DELETE query.
If no rows were affected, 0 is returned. If the number of affected rows cannot
be determined, -1 is returned. If an error occurred, FALSE is returned.
例
例1 sqlsrv_rows_affected() example
<?php
$serverName = "serverName\sqlexpress";
$connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password" );
$conn = sqlsrv_connect( $serverName, $connectionInfo);
if( $conn === false ) {
die( print_r( sqlsrv_errors(), true));
}
$sql = "UPDATE Table_1 SET data = ? WHERE id = ?";
$params = array("updated data", 1);
$stmt = sqlsrv_query( $conn, $sql, $params);
$rows_affected = sqlsrv_rows_affected( $stmt);
if( $rows_affected === false) {
die( print_r( sqlsrv_errors(), true));
} elseif( $rows_affected == -1) {
echo "No information available.<br />";
} else {
echo $rows_affected." rows were updated.<br />";
}
?>
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