print

function cl_print_r ($var, $label = '')
{
  $str = json_encode(print_r ($var, true));
  echo "<script>console.group('".$label."');console.log('".$str."');console.groupEnd();</script>";
}

function cl_var_dump ($var, $label = '')
{
  ob_start();
  var_dump($var);
  $result = json_encode(ob_get_clean());
  echo "<script>console.group('".$label."');console.log('".$result."');console.groupEnd();</script>";
}