& trunc()
 
  Syntax: trunc(<number>)
 
  Returns the value of <number> after truncating any fractional value. 
  <number> may be a floating point number, and an integer result is 
  returned.
 
  Example:
 
  > say trunc(5)
  You say "5"
  > say trunc(5.2)
  You say "5"
  > say trunc(5.8)
  You say "5"
  > say trunc(-5)
  You say "-5"
  > say trunc(-5.2)
  You say "-5"
 
	See Also: div(), floor(), mod(), round()