Repeat

Part of the “while: loop construct. Pops an item from the stack. If true, execute the following statements. If false, jump to the statement following ‘endwhile’.

5 ->y
while
    <-y gt(0)        #is y greater than zero?
repeat              #repeat this section of code
    trace(<-y)
    <-y sub(1) ->y   #subtract 1 from y so we don't end in infinite loop
endwhile

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