title: Php Class 'Memcache' not found
body: <p>I have project with plain php and in some part have <code>$memcache = new Memcache;</code> I debug and when beginning this line have fatal error - app die I check in my php info I have </p>
  
  <pre><code>memcached
  
  memcached    support    enabled
               Version    2.2.0
  libmemcached version    1.0.18
  </code></pre>
  
  <p>I check </p>
  
  <pre><code>ivan@ivan-PC:/usr/local/bin$ ps aux | grep memcached
  ivan      2857  0.0  0.0  22804   960 pts/27   S+   13:44   0:00 grep --color=auto memcached
  memcache 24913  0.0  0.0 325536  2160 ?        Ssl  11:55   0:00 /usr/bin/memcached -m 64 -p 11211 -u memcache -l 127.0.0.1
  </code></pre>
  
  <p>in log </p>
  
  <pre><code>Class 'Memcache' not found
  </code></pre>
  
  <p>in console I run memcache, but still app die. what need to do check ?</p>