Антон Кучеров

$('.exapmle-1 input').keyup(function() {
   $(this).parent().parent().find('td:gt(0)').each(function(){
       console.log($(this).val());
   }.bind(this));
});

$('.exapmle-1 input').keyup(() => {
   $(this).parent().parent().find('td:gt(0)').each(() => { 
            console.log($(this).val());
    });
   });

SELECT row1,row2 FROM table1
UNION 
SELECT row1,row2 FROM table2
UNION 
SELECT row1,row2 FROM table3;

public function actions()
    {
        return [
            'error' => [
                'class' => 'yii\web\ErrorAction',
            ],
           ...
        ];
    }

'error' => [
                'class' => 'yii\web\ErrorAction',
            ],