csvエクスポート処理修正

@@ -9,16 +9,16 @@ $total_count = 0;
 $db = new mysqli("127.0.0.1","root","KanoyaMbc1124","ad1216tnc7_kanoya","3306");
 $db->set_charset('utf8');
 
-$sql = 'SELECT * FROM d_feedback WHERE id > 9 ORDER BY id DESC';
+$limit = $_POST['csv_export'] ? NULL : 100;
+$limit_query = $limit ? ' LIMIT '.$limit : '';
+
+$sql = 'SELECT * FROM d_feedback WHERE id > 9 ORDER BY id DESC'.$limit_query;
 $row = $db->query($sql);
 //mysqli_query($db, $sql);
 while( $data = $row->fetch_object()){
 	$q1_ans = $data->q1;
 	$q2_ans = $data->q2;
-	$page_id = $data-> page_id;
-
-	if($total_count < 100){
-		
+	$page_id = $data->page_id;
 	$html_hyo .= '<tr><td>';
 	
 	if($page_id){
@@ -34,9 +34,9 @@ while( $data = $row->fetch_object()){
 	if($q2_ans == 1) { $q2_count_g++; }elseif($q2_ans == 2) { $q2_count_b++; }
 	
 	$html_hyo .= '</tr>';
-	}
+
 	//CSV書出用
-	$csv_page[] = $data_p->title;
+	$csv_page[] = $page_id ? $data_p->title : '';
 	$csv_q1[] = $q1_ask[$q1_ans];
 	$csv_q2[] = $q2_ask[$q2_ans];
 	$csv_input[] = $data->input_date;
@@ -54,7 +54,7 @@ if($_POST['csv_export']) {
 	
 	$csv_c = 0;
 	$csv_array = [];
-	while($csv_page[$csv_c]){
+	while(isset($csv_page[$csv_c])){
 		$csv_array[$csv_c][] = mb_convert_encoding($csv_page[$csv_c], 'SJIS-win', 'UTF-8');
 		$csv_array[$csv_c][] = mb_convert_encoding($csv_q1[$csv_c], 'SJIS-win', 'UTF-8');
 		$csv_array[$csv_c][] = mb_convert_encoding($csv_q2[$csv_c], 'SJIS-win', 'UTF-8');