Hello, how can I get an extended line to the left with this code? tried but didn't have any success.
def na = double.nan;
def bn = barnumber();
input bars_back = 0;
def x = (!isnan(open[-bars_back]) and isnan(open[-(1+bars_back)]));
input price = close;
def line = if bn == 1 then na
else if x then price
else if isnan(open) then line[1]
else line[1];
plot z = line;
def na = double.nan;
def bn = barnumber();
input bars_back = 0;
def x = (!isnan(open[-bars_back]) and isnan(open[-(1+bars_back)]));
input price = close;
def line = if bn == 1 then na
else if x then price
else if isnan(open) then line[1]
else line[1];
plot z = line;