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The pages on this site contain documentation for very old MS-DOS software, purely for historical purposes. If you're looking for up-to-date documentation, particularly for programming, you should not rely on the information found here, as it will be woefully out of date.

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Repeats a block of statements while a condition is true or until a condition
becomes true.
 
DO [{WHILE | UNTIL} condition]
    [statementblock]
LOOP
 
DO
    [statementblock]
LOOP [{WHILE | UNTIL} condition]
 
    ■ condition    A numeric expression that Basic evaluates as true
                   (nonzero) or false (zero).
 
Example:
    i% = 0
    PRINT "Value of i% at beginning of loop is  "; i%
    DO WHILE i% < 10
        i% = i% + 1
    LOOP
    PRINT "Value of i% at end of loop is  "; i%
 
See Also    ◄EXIT►    ◄FOR...NEXT►    ◄WHILE...WEND►