trader_cdldarkcloudcover Dark Cloud Cover &reftitle.description; arraytrader_cdldarkcloudcover arrayopen arrayhigh arraylow arrayclose floatpenetration &reftitle.parameters; open &trader.arg.array.of.real.open; high &trader.arg.array.of.real.high; low &trader.arg.array.of.real.low; close &trader.arg.array.of.real.close; penetration &trader.arg.penetration; &reftitle.returnvalues; Retourne un tableau contenant les données calculées, ou &false; si une erreur survient.