PHP print - Output a string

Question

//PHP (for test) - to print variable and see the outcome on browser
<?php print_r($summary); die();?>

Answer 1

To check available values in a row 

<?php
  echo "<pre>";
  print_r($rows);
  echo "</pre>";
  exit;
?>

Answer 2

<?php

  $topay      = $unit->field_cost_to_own->value();
  $paid_amt  = 'RM '.number_format($topay-$balace_amt);
  $percent_own = (($topay-$balace_amt) / 100) * $topay;

  echo '<pre>';
  print_r($percent_own);
  exit;

?>

 

Answer 3

<?php
echo $url; die(); 
?>