Purpose
 
 
 Round
 
 a number to the next smallest integer.
 
  Synopsis
 
 
 function floor(r:real):integer
 
 
  Argument
 
 
 
  
   | 
     r 
     | 
     Real number to be rounded
     | 
 
 
  Return value
 
 
 Rounded value.
 
  Example
 
 
 In the following,
 i takes the value 5,
 j the value -7, and
 k the value 12:
 
 
 i := floor(5.6)
j := floor(-6.7)
k := floor(12.3)
  
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