title: How to get the hour minute and second?
body: <p>The future time is :<code>2012-05-26 00:00:00</code></p>
  
  <p>supposed there are three variable: <code>$hour  $minute $second</code></p>
  
  <p>now, i want to using the future time subtract now time. then give the left hour to <code>$hour</code>,give the left minute to <code>$minute</code>,give the left second to <code>$second</code>. </p>
  
  <p>i am sorry i am new of php, now i get stucked how to do the math operation ? thank you</p>