changes done

@@ -60,17 +60,17 @@ if($isadmin) {
         $files = scandir($split_path);
         foreach($files as $file) {
             if($file === '.' || $file === '..') {continue;}
-            if( (str_contains($file, $date)) && (str_contains($file, '.log'))) {
+            if( (strpos($file, $date) !== false) && (strpos($file, '.log')) ) {
                 $array = array();
                 $array['sno'] = $i;
                 $array['name'] = $file;
                 $array['log'] = file_get_contents($split_path.'/'.$file);
                 $table_content_array[] = $array;
+                $i = $i+1;
             }
         }
     }
     
-    
     $templatecontext['tablecontents'] = $table_content_array;
     
     echo $OUTPUT->render_from_template('block_log/cron_logs_view', $templatecontext);