how to access an array in a key value code example

Example 1: array key value php

<?php
$age=array("Peter"=>"35","Ben"=>"37","Joe"=>"43");
foreach($age as $x=>$x_value)
  {
  echo "Key=" . $x . ", Value=" . $x_value;
  echo "<br>";
  }
?>

Example 2: assign $variable of key value pair array to multiple variables php

$healthStructureData = [
            'product' => $product,
            'website_data' => $website_data,
            'total_keywords' => $total_keywords,
            'certificate_status' => $certificate_status,
            'total_user_websites' => $total_user_websites,
        ];

foreach ($healthStructureData as $key => $value) {
  $$key = $value;
}