sqlsrv_num_rows

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sqlsrv_num_rowsRetrieves the number of rows in a result set

説明

sqlsrv_num_rows(resource $stmt): mixed

Retrieves the number of rows in a result set. This function requires that the statement resource be created with a static or keyset cursor. For more information, see sqlsrv_query(), sqlsrv_prepare(), or » Specifying a Cursor Type and Selecting Rows in the Microsoft SQLSRV documentation.

パラメータ

stmt

The statement for which the row count is returned. The statement resource must be created with a static or keyset cursor. For more information, see sqlsrv_query(), sqlsrv_prepare(), or » Specifying a Cursor Type and Selecting Rows in the Microsoft SQLSRV documentation.

戻り値

Returns the number of rows retrieved on success and false if an error occurred. If a forward cursor (the default) or dynamic cursor is used, false is returned.

例1 sqlsrv_num_rows() example

<?php
$server 
"serverName\sqlexpress";
$connectionInfo = array( "Database"=>"dbName""UID"=>"username""PWD"=>"password" );
$conn sqlsrv_connect$server$connectionInfo );

$sql "SELECT * FROM Table_1";
$params = array();
$options =  array( "Scrollable" => SQLSRV_CURSOR_KEYSET );
$stmt sqlsrv_query$conn$sql $params$options );

$row_count sqlsrv_num_rows$stmt );
   
if (
$row_count === false)
   echo 
"Error in retrieveing row count.";
else
   echo 
$row_count;
?>

参考

関連キーワード:  rows, sqlsrv, Retrieves, result, the, of, in, num, cursor, prepare