Code extract

<?php
// Array to store data attribute values
$dataArray = array();

// Your HTML with object tags
$html = '

  <object data="https://lh3.googleusercontent.com/pw/ADCreHftjFHGck3jAfULwxkYHZwONXzrWPTNyHjkR5HSPFbIbLNYe_p4vq07qD5OpcpUVS5DvJC35gEyS2C5MMM2jY57-T1zRdZL2x-HLX4kUvtr-qtbNLAa=w1920-h1080"></object>
  <object data="https://lh3.googleusercontent.com/pw/ADCreHfh1X0-aveKY7t_czfeMtGLWm3T5Fjb-0jSfx-EpCB3M4fRq9LQPALZR1s9Elyn63YKhdzP7YUX-7VXIyWseTt-IxZu0Umz7x4MS53ZcJFlYNZvw7Xf=w1920-h1080"></object>
  <object data="https://lh3.googleusercontent.com/pw/ADCreHeQC0Jm7crtJs2rdlYgr16aWobX4tDMC4ru6JesUqri33b5yNmMOObK-F1UM-ANycHQ_q8WSuX0qi6hxbzKM5kks2O2pR5caFEry1CvtI0lxC9QHDDS=w1920-h1080"></object>

';

// Parsing HTML to get data attribute values
$doc = new DOMDocument();
$doc->loadHTML($html);

// Get all <object> tags
$objects = $doc->getElementsByTagName('object');

// Loop through each <object> tag and extract data attribute values
foreach ($objects as $object) {
    $data = $object->getAttribute('data');
    // Add data attribute value to the PHP array
    $dataArray[] = $data;
}

// Printing the PHP array with data attribute values
//print_r($dataArray);

// Loop through the array and print each item inside the HTML structure
foreach ($dataArray as $data) {
    echo '<a href="' . $data . '"><img src="' . $data . '" alt="" title=""/></a><br>';
}
?>