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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
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