title: PHP Notice: Array to string conversion Error
body: <pre><code>&lt;?php 
  
  $arr00 = array(1,5,7);
  $arr01 = array(9,6,3,$arr00);
  $arr02 = array(4,8,12,$arr01);
  
  echo $length = count($arr00);
  echo "&lt;br /&gt;";
  
  echo $length1 = count($arr01);
  echo "&lt;br /&gt;";
  
  echo $length2 = count($arr02);
  echo "&lt;br /&gt;";
  for($i = 0; $i &lt; $length; $i++)
      for($j = 0; $j &lt; $i; $j++)
        for($k = 0; $k &lt; $j; $k++){
  
           echo "&lt;pre&gt;";
      print_r($arr02);
      echo "&lt;/pre&gt;";
  
        }
  
  
   foreach ($arr00 as $value)
      {
          echo $value." ";
      }
      foreach ($arr01 as $value1) 
          {
          echo $value1." ";
      }
      foreach ($arr02 as $value2) 
      {
          echo $value2." ";
      }
  </code></pre>
  
  <p>Notice: Array to string conversion in C:\xampp\htdocs\mywebpage\3dimns.php on line 34
  Array 4 8 12 
  Notice: Array to string conversion in C:\xampp\htdocs\mywebpage\3dimns.php on line 39
  Array</p>