A sample block view file for concrete5 add-on "Data".

view.php

<?php  defined('C5_EXECUTE') or die("Access Denied.");

//Load Data models in package
Loader::model("data_list","data");
Loader::model("data_type","data");

//Create DataType object
$dataType = new DataType;
//load DataType by handle
$dataType->Load('dtHandle=?', array("object"));

//Create DataList object
$DataList = new DataList($dataType);

/* Filter by some attribute.
 * $DataList->filterByAttribute("data_[object handle]_[attribute handle]", $value, '=');
 */

$objects = $DataList->get();

//list
foreach($objects as $object ){
  /*
    $attributes = $object->getAttributeValueObjects();
    foreach($attributes as $attribute){
        echo "<p>".$attribute->getValue()."</p>";
    }
   */
    
    /* Display specific attributes.
     * If you created "object" object and the object have "example" attribute.
     */
    echo '<p>'.$object->example->getValue("display").'</p>';
}