(No version information available, might only be in Git)
sqlsrv_has_rows — Indicates whether the specified statement has rows
$stmt
   )Indicates whether the specified statement has rows.
   Returns TRUE if the specified statement has rows and FALSE if the statement 
   does not have rows or if an error occurred.
  
Example #1 sqlsrv_has_rows() example
<?php
$server = "serverName\sqlexpress";
$connectionInfo = array( "Database"=>"dbName", "UID"=>"username", "PWD"=>"password" )
$conn = sqlsrv_connect( $server, $connectionInfo );
$stmt = sqlsrv_query( $conn, "SELECT * FROM Table_1");
if ($stmt) {
   $rows = sqlsrv_has_rows( $stmt );
   if ($rows === true)
      echo "There are rows. <br />";
   else 
      echo "There are no rows. <br />";
}
?>