The INTEGER function returns the greatest integer value that is less than or equal to the argument. The type of this function is integer. 
 
  General Format
 
	  
	  
 
  Arguments
 
	   
	 - Argument-1 must be class numeric. 
	 
Returned Values
 
	   
	 - The returned value is the greatest integer less than or equal to the value of argument-1. For example, if the value of argument-1 is -1.5, -2 is returned. If the value of argument-1 is +1.5, +1 is returned.