MINI

files >> C:/xampp/htdocs/polling_rt/result.php
 <?php
include "config.php";
$q = mysqli_query($conn,"SELECT candidates.name, COUNT(votes.id) AS total 
    FROM candidates LEFT JOIN votes ON candidates.id=votes.candidate_id 
    GROUP BY candidates.id");

$labels=[]; $data=[];
while($d=mysqli_fetch_assoc($q)){
    $labels[]=$d['name'];
    $data[]=$d['total'];
}
?>
<!DOCTYPE html>
<html>
<head>
<script src="https://cdn.jsdelivr.net/npm/chart.js"></script>
<title>Hasil Voting</title></head><body>

<canvas id="hasil" width="400" height="200"></canvas>

<script>
new Chart(document.getElementById('hasil'),{
    type:'bar',
    data:{
        labels: <?= json_encode($labels) ?>,
        datasets:[{
            label: "Perolehan Suara",
            data: <?= json_encode($data) ?>,
        }]
    }
});
</script>

</body></html>