sqlsrv_rows_affected

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

説明

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().

パラメータ

stmt

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

戻り値

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 />";
}
?>

参考

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mabuward90 at gmail dot com
8 years ago
it seems that i have to put the argument in the array argument it doesn't return any thing
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