PHPerKaigi 2024

sqlsrv_rows_affected

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sqlsrv_rows_affectedReturns the number of rows modified by the last INSERT, UPDATE, or DELETE query executed

Açıklama

sqlsrv_rows_affected(resource $stmt): int|false

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().

Bağımsız Değişkenler

stmt

The executed statement resource for which the number of affected rows is returned.

Dönen Değerler

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.

Örnekler

Örnek 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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