php db connector output

<?php

$hostname="localhost";
$dbuserid="admin";
$dbpasswd="[**!REDACTED!**]";
$dbname="web_study";

$mysqli = new mysqli($hostname, $dbuserid, $dbpasswd, $dbname);
if ($mysqli->connect_errno) {
    die('Connect Error: '.$mysqli->connect_error);
}

$result = $mysqli->query("select * from board") or die("query error => ".$mysqli->error);
while($rs = $result->fetch_object()){
    $rsc[]=$rs;
}

echo "<pre>";
print_r($rsc);

?>

Array
(
    [0] => stdClass Object
        (
            [bid] => 1
            [userid] => admin
            [subject] => test
            [content] => test
            [regdate] => 2024-11-18 06:34:29
            [modifydate] => 
            [status] => 1
        )

)