count

frm/Model.php

@@ -97,4 +97,13 @@ class Model {
     }
     return false;
   }
+
+  public function count() {
+    $child_model_name = get_called_class();
+    $model = new $child_model_name;
+    $stmt = $this->app->dbh->prepare( 'SELECT count(id) FROM ' . $model->_table_name );
+    $model = null;
+    $stmt->execute();
+    return (int) $stmt->fetchColumn();
+  }
 }