$this->add([
        'name' => 'DCL_Path',
        'type' => 'File',
        //'required' => true,
        'options' => [
                'label' => 'path to file',
        ],
]);

$inputFilter->add([
                'type'     => 'ZendInputFilterFileInput',
                'name'     => 'DCL_Path',  // Element's name.
                'required' => true,    // Whether the field is required.
                'filters'  => [        // Filters.
                        [
                                'name' => ZendFilterFileRenameUpload::class,
                                'options' => [
                                        'use_upload_extension' => true,
                                        'randomize' => false,
                                        'overwrite' => true,
                                        'target' => 'public/files',
                                ],
                        ],
                ],
                'validators' => [      // Validators.
                        [
                                'name' => ZendValidatorFileExtension::class,
                                'options' => [
                                        'extension' => 'xls, xlsx',
                                        'message' => 'File extension not match',
                                ],
                        ],
                        [
                                'name' => ZendValidatorFileMimeType::class,
                                'options' => [
                                        'mimeType' => 'vnd.ms-excel', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',  //'text/xls', 'text/xlsx',
                                        'message' => 'File type not match',
                                ],
                        ],
                        [
                                'name' => ZendValidatorFileSize::class,
                                'options' => [
                                        'min' => '1kB',  // minimum of 1kB
                                        'max' => '4MB',
                                        'message' => 'File too large',
                                ],
                        ],
                ]
        ]);