title: Printing out each array element
body: <p>I have an array and I use <code>print_r</code> and this what happen:</p>
  
  <pre><code>Array
  (
      [141] =&gt; 1
      [171] =&gt; 3
      [156] =&gt; 2
      [241] =&gt; 1
      [271] =&gt; 1
      [256] =&gt; 1
      [341] =&gt; 1
      [371] =&gt; 1
      [356] =&gt; 1
      [441] =&gt; 1
      [471] =&gt; 1
  )
  </code></pre>
  
  <p>How can I print out the index [141] and so on?</p>