trader_get_unstable_period Get unstable period &reftitle.description; integertrader_get_unstable_period integerfunctionId Get unstable period factor for a particular function. &reftitle.parameters; functionId Function ID the factor to be read for. TRADER_FUNC_UNST_* series of constants should be used. &reftitle.returnvalues; Returns the unstable period factor for the corresponding function.