Administrator / test_1

<?php
 return [
     'csv' =>
         ['web' =>
             ['class' => 'backend\components\parsers\CustomCsvParser',
                 'auto_detect_first_line' => true,
                 'converter_conf' => ['class' => 'yii\multiparser\CsvConverter',
                     'configuration' => [
                 "string"   => 'DESCR'
             ]
                     ,]],

             'basic_column' => [
                 Null  => 'Пусто',
                 "BRAND"  => 'Бренд',
                 "ARTICLE"=> 'Артикул',
                 "PRICE"  => 'Цена',
                 "DESCR"  => 'Наименование',
                 "BOX"    => 'Колво',
                 "ADD_BOX"=> 'В пути',
                 "GROUP"  => 'Группа RG'
             ],
             ]];


//[
//    "float"   => 'PRICE',
//    "integer" => ['BOX' , 'ADD_BOX' ],
//    "prefix"  => 'ARTICLE'
//]