title: strip_tags() .... replace tags by space rather than deleting them
body: <p>Do you know how to replace html tags with a space character using php? </p>
  
  <p>If I display </p>
  
  <pre><code>strip_tags('&lt;h1&gt;Foo&lt;/h1&gt;bar');
  </code></pre>
  
  <p>I get as result "foobar" but what I need to keep words separate is "foo bar".</p>