Kod:
//@version=4
study(title="BOLLINGERS", shorttitle="BOLS", overlay=true)
res = input(title="Bol1", type=input.resolution, defval="D")
res1 = input(title="Bol2", type=input.resolution, defval="W")
res2 = input(title="Bol3", type=input.resolution, defval="M")
len1 = input(title="Uzunluk", type=input.integer, defval=20)
dev1 = input(title="Katsayı/Stdev", type=input.integer, defval=1)
PPC = security(syminfo.tickerid, res, close)[1]
PPC1 = security(syminfo.tickerid, res1, close)[1]
PPC2 = security(syminfo.tickerid, res2, close)[1]
[middle1, upper1, lower1] = security(syminfo.tickerid,res,bb(PPC, len1, dev1))
[middle2, upper2, lower2] = security(syminfo.tickerid,res1,bb(PPC1, len1, dev1))
[middle3, upper3, lower3] = security(syminfo.tickerid,res2,bb(PPC2, len1, dev1))
b1u = plot(upper1, color=#00bfff, title="GB", linewidth=1)
b2u = plot(upper2, color=color.orange, title="HB", linewidth=1)
b3u = plot(upper3, color=#551a8b, title="AB", linewidth=1)
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