spork/tarray/slice

    cfunction

    (tarray/slice tarr &opt start end)

    Takes a slice of a typed array from start to end. The range is half 
    open, [start, end). Indexes can also be negative, indicating 
    indexing from the end of the end of the typed array. By default, 
    start is 0 and end is the size of the typed array. Returns a new 
    janet array.