function findNumOrderPrice(ordtable, TRADE_CLASS_CODE, TRADE_SEC_CODE, fPrice)
    function myFindPriceNum(C,S,F,P)        
        if (tostring(C) == tostring(TRADE_CLASS_CODE)) and (tostring(S) == tostring(TRADE_SEC_CODE)) and (bit.band(F, 0x1) ~= 0) and (tostring(P) == tostring(fPrice)) then 
            return true 
        end
        return false
    end       
    local norders = SearchItems(ordtable, 0, getNumberOf(ordtable)-1, myFindPriceNum, "class_code,sec_code,flags,price")
    if (norders ~= nil) and (#norders > 0) then
        myLog('norders='..tostring(#norders))
        return #norders
    end
    return 0
end