title: PHP - Name of first day in actual month
body: <p>How can i get name (~Monday) of the first day in the current month? or just value (monaday=0, tuesday=1 ...)
  in PHP?</p>
  
  <p>I have $date = getdate(), i try make a calendar, but i need to know first day
  offset in calendar.</p>
  
  <p>EDIT:
  fixed question: I'm asking of 1-st day only.</p>