Functions and Directives Functions and Directives

Function MaxCol() Foundation

Determines the maximum (rightmost) visible screen column on the screen or in a window.

Syntax
MaxCol() --> nMaxCol
Return

MaxCol() returns an integer numeric value which is the position of the furthest right visible column on the screen or in a window.

Description

The screen function MaxCol() determines the maximum number of visible columns in which characters can be displayed on the screen or in a window. The numbering of columns begins with zero and ends with MaxCol().

Examples
MaxCol() 
// In this example, column positions are displayed 
// at the current row. 

PROCEDURE Main 
   LOCAL n 
   CLS 

   FOR n:=0 TO MaxCol() 
      IF n % 10 == 0 
         @ Row(), Col() SAY Str(n/10,1) COLOR "W+/BG" 
      ELSE 
         @ Row(), Col() SAY Str(n%10,1) COLOR "N/BG" 
      ENDIF 
   NEXT 

RETURN
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