Mql4 normalizedouble. The RefreshRates() function must be used to update.

Mql4 normalizedouble Turn on the Ask line to see how big the spread is (Tools CharToStr. MathAbs(A-B) < Point always works. In an MQL4 EA, using a calculated moving average for a stoploss, I used MathMax and Min to make sure I wasn't too close. The function sets the value of the corresponding object property. If the digits value is in the range between 0 and 16, a string presentation of a number with the specified number of digits after the point will be obtained. Rounding floating point number to a specified accuracy. This language is developed by MetaQuotes Ltd. This function is used when Expert Advisor has been calculating for a long time and needs data refreshing. I have moved your topic to the MQL4 and Metatrader 4 section. This is a library for some things such as CompareDoubles(), ErrorDiscription() etc. mql4. It is a crutch, forget it exists. , 1970). (NormalizeDouble (SL, Digits) < // Если ниже желаем. In the 2nd post, I included another MetaTrader MQL4 has a useful value Digits to tell you how many decimals are in the price. If I wanted to ris I am trying to add another condition to the solution in this post. Ask Question Asked 1 year, 9 months ago. - General - MQL5 programming forum? (2017) Next . Returns an integer value of a corresponding property of a running mql4 program. 19 11:57 #4 hi i am having a problem , i get the reading of double DiffInPips = MathAbs(NormalizeDouble(stopLoss-openPrice,Digits)/Point); I believe it is needed to solve this, but not sure how to arrive at the desired lot sizes in both of the above. to make a lot size. Void Type and NULL Constant. 52220. A >= B becomes (A-B) >= 0. by a call to NormalizeDouble( , _Digits ), before a normalised price hits any server-side instruction call. Trading using this code on the new broker opens a position 10 times larger. Value of datetime type containing total number of seconds that elapsed since 01. So do it right: Trailing Bar Entry EA - MQL4 forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 Parameters. string CharToString ( uchar char_code // numeric code of symbol An application program in MQL4 can contain tens and hundreds of variables. volume [in] Number of lots. So do it right: Trailing Bar Entry EA- MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum; Lot size must also be adjusted to a multiple of LotStep and check tradeways wrote >> With help of firends it is made one simple script for closing half of the open position. Moq chaining expressions results in parameter count mismatch. start=0 [in] Position, from which copying starts, Default - 0. Return Value. Can be any of values of request identifiers. NormalizeDouble is NEVER needed. 1 it fails for any other. price [in] Order price. Standard numerical comparisons ( >, <, == (logical) <=, >=, and so on) should work. In MQL4 (interpreted), the following function is - to my surprise - slightly faster on average than the use of NormalizeDouble(): But in CharToString. Example: Do I have to NormalizeDouble Everything ? No, you NEVER have to use normalize. although I would use NULL instead of Symbol(), the iMA syntax is correct MathPow. clr [in] Color value in color type variable. -> MQL4 Reference / MQL4 programs / Trade Permission Share Improve this answer So do it right: Trailing Bar Entry EA - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum; Lot size must also be adjusted to a multiple of LotStep and check How to Create a Trailing Stop in MQL4. Returns text string with the specified numerical value converted into a specified precision format. Use ObjectGetDouble to read the anchor points . The function raises a base to a specified power. Look at your terminal directory \experts\libraries, you will see stdlib. 9731300000000001; double NormalizeDouble. Converts string in the format "yyyy. So do it right: Trailing Bar Entry EA - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum; Lot size must also be adjusted to a multiple of LotStep and check Trailing Bar Entry EA - MQL4 programming forum (2013) Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum (2012) Lot size must also be adjusted to a multiple of LotStep and check And let's not forget that there is a performance penalty involved. It is a large number. It is working beautiful with 5-digit brokers who have micro lots available. StringToInteger NormalizeDouble( )设定浮点值的精确度【格式转换篇-MQL4函数】分类 : 字符/转换 MT4 函数 MQL4函数 MQL4编程 NormalizeDouble 字符串 void OnStart //--- строковые переменные string output_string; string temp_string; string format_string; //--- подготовим Why doesn't my MQL4 indicator register my additional conditions, despite me declaring the additional new variables required. Returns various data about securities listed in the "Market Parameters. The function converts string containing a symbol representation of number into number of int (integer) type. I want the stop loss to move by 10 pips when a trade is in 10 pips profit. It's designed to protect gains by enabling a trade to remain open as long as the market price is moving in a favorable direction, but closes the trade if the market price changes direction by a specified amount. I'm working to have code to be able to dynamically determine the digit accuracy of the minimum lot size. Округление числа с плавающей точкой до указанной точности. Sets the value of the Returned value. Why did you post your MT4 question in the MT5 EA section instead of the MQL4 section, (bottom of the Root page)? General rules and best pratices of the Forum. type [in] Request identifier that defines the type of information to be returned. The function returns a value rounded off to the nearest integer of the specified numeric value. Lot size must also be adjusted to a multiple of LotStep and check lot= NormalizeDouble (AccountFreeMargin()*MaximumRisk / 1000. If the digits value is in the range between -1 and -16, a string representation of a number in the scientific format with the specified number of digits StringToDouble. So do it right: Trailing Bar Entry EA - MQL4 forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 forum; Lot size must also be adjusted to a multiple of LotStep. Value of uint type. The latest known seller's price (ask price) for the current symbol. 24231 I need to obtain 1. The code below shows the use of Digits to calculate the stop-loss price. bool OrderModify ( int ticket, // ticket double price, // price double stoploss, // stop loss double takeprofit, // take profit datetime expiration, // expiration You can glance through the MQL4 Code base and see how many EAs do not use NormalizeDouble on the Bid and Ask prices in the OrderSend function. So I guess I didn't understand correctly, the change was to write NormalizeDouble( HH + 10 * Point,Digits) Instead of Ask+HH*Point*10 ( for the double lot_step=MarketInfo(_Symbol, MODE_LOTSTEP); double result = lot_step * NormalizeDouble(lot / lot_step, 0); then check that result > MarketInfo(_Symbol, MODE_MINLOT). Immediately returns the property value. MQLSetInteger. Преобразование строки, содержащей символьное представление числа, в число типа double. If a string contains time with no date, the execution result is a current date of a local PC with a specified time. dd hh:mi" format. Return Value Ocassionally I need to move the stoploss as close as possible to a trade (open, limit or stop That code will not even compile; missing IsNewCandle() and CalculateLotSize() definitions. Параметры. I also tried MathRound. ) Fibonacci Channel - Fibonacci Fibonacci Channel - Fibonacci One Click Trading - SymbolInfoDouble. Never assume. double Point. In You can add a "Custom MQL" block and apply the NormalizeDouble function to "PipsCalc". I also tried OrderModify. Hello. 5222 and not 1. The functional template is: OrderSend( symbol, cmd, volume, price, slippage, stoploss, takeprofit, comment, magic, expiration, arrow_color); So do it right: Trailing Bar Entry EA - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum. So the main problem for me is the riks per trade. Modified 1 year, 9 months ago. In the MQL4 language there are two types for floating point numbers. . AccountInfoDouble. iLowest. A very important property of each variable is the possibility to use its value in a program. 24 13:00 #3 I am testing on EURUSD with a level of 1. See #2; Don't use tick value by itself double DeltaValuePerLot(string pair= ""){ //{ Value in account currency of a You could access indicators buffers value via iCustom function. Converting a symbol code into a one-character string. For ANY Reason. 3. In mql4 indicators having different array to save values for calculation and drawing. Returns the value of the corresponding account property. RaptorUK knows I disagree with that. On Currencies, Point == TickSize, so you will get the same answer, but it won't work on Metals. The latest known buyer's price (offer price, bid price) of the current symbol. Syntactically the void type is a fundamental type along with types of char, uchar, bool, short, ushort, int, uint, color, long, ulong, datetime, float, double and string. 小数点を丸めた数値を返す。サンプルコード. It's a kludge, don't use it. The current symbol point value in the quote currency. NormalizeDouble (Bid-TS * Point, Digits)) HI all, I need to round Bid to the highest and lowest value, as in this example Bid = 1. Не является брокером, нет реальных торговых счетов. I understand that my lot size is LOTSIZE = NormalizeDouble(AccountFreeMargin() * ((Risk /100) / 1000. color_value [in] Color value in color type variable. double AccountInfoDouble ( int property_id // identifier of the property This becomes an interesting illustration of interpreted versus compiled languages. To be more specific, say I've set a pending buy order and the stop loss is 10 pips So do it right: Trailing Bar Entry EA - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum. but not working. 1970 into a string of "yyyy. There are 2 variants of the function. However, if you hadn't divided by Point, then setting the Parameters. Arguably the problem here is that most of the DoubleToStr. You can use this value to calculate the value to subtract or add to the price. [in] string Sbid1 = NormalizeDouble (Bid, Digits); string Sask1 = NormalizeDouble (Ask, Digits); //double Dbid1 = StrToDouble(Sbid1); Print ("Bid : "+Sbid1 + " Ask : "+Sask1); In this case my symbol is AUDCAD. digits [in] Accuracy format, number of digits after point (0-8). Thank you very much for your reply. We're losing more and more competent people such as yourself that are the backbone of support Actually, its still not working as I thought it would. So do it right: Trailing Bar Entry EA - MQL4 and MetaTrader 4 - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 and MetaTrader 4 - MQL4 programming forum; Lot size On Currencies, Point == TickSize, so you will get the same answer, but it won't work on Metals. Returns true, if the _StopFlag system variable contains a value other than 0. Example: Parameters. Because I think it'll void OnStart //--- Output DBL_MAX using Print(), this is equivalent to PrintFormat(%%. The problem is that even though the entry price, stoploss, and take profit parameters to the OrderModify() call appear to be the same, they likely differ by a fraction of a unit ( smaller than "Digits" ). 7 days if a computer works uninterruptedly. I only used the Print() function to quickly test the NormalizeDouble function for debugging. Viewed 191 times 0 . to compare two prices. void OnStart //--- string variables string output_string; string temp_string; string format_string; //--- prepare the specification header temp_string= StringFormat Parameters. In future please post in the correct section. The moderators will likely move this thread there soon. If you can change what you have to change to work I thank you very much. Converts string representation of number to double type (double-precision format with floating point). tick [out] Link to the structure of the MqlTick type, to which the current prices and time of the last price update will be placed. It's use is always wrong. com:. I am trying to define the number of digits in the pair price infront of the decimal, I understand that for digits after the point I can use: The symbol EURUSD will not open any order with micro lot size and may return the err 00 Operations of Relation. 関数NormalizeDouble() 書式 double NormalizeDouble ( double value, // 浮動小数点数 int digits // 表示したい小数点の桁数を指定する。それ以下は四捨五入される); 戻り値. I tried to follow your Instractions but I still get no orders in the backtesting. Checkup. To fix this, simply normalize the parameters to make sure they are a maximum of Digits decimal places long. Value of double type with preset accuracy. string CharToStr ( uchar char_code // ASCII-code. 24300 (upper round) and 1 double Bid. NormalizeDouble(x, 1) ASSUMES LOTSTEP is 0. cmd [in] Operation type. I want to change this parameter with the percentage of the investiment. After getting this number without errors, I will use it with the NormalizeDouble function to SDC thanks for replying as I know the basics of basic MQL4, I tried over here unable to make it work here is the EA attached. 0), LotDigits); Where Risk is the Risk I am willing to take and LotDigits is the number of decimal Why did you post your MT4 question in the MT5 General section instead of the MQL4 section, (bottom of the Root page)? General rules and best pratices of the Forum. You don't need to calculate the lot size here as you see - MQL4 programming forum (2012) Open price for pending orders need to be adjusted. Если значение digits лежит в диапазоне от 0 до 16, то будет получено строковое представление числа с указанным количество знаков после запятой. TargetParameterCountException: Parameter Count mismatch. Trailing Bar Entry EA - MQL4 programming forum (2013) Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum (2012) Lot size must also be adjusted to a multiple of LotStep and check against min and max. So do it right: Trailing Bar Entry EA - MQL4 forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 Hi, last night i have tried to include the script in attachments in my EA but it doesn't work. Do it right. Lot size must also be adjusted to a multiple of LotStep and check For that, you have to use IndicatorDigits() for MQL4 or IndicatorSetInteger(INDICATOR_DIGITS,x) for both MQL4 and MQL5. color_name [in] Return color name if it is identical to one of predefined color constants. If you are not getting enough precision with double, then I think you are stuck, because it is even higher precision than float, according to this page. You can specify a lot size as simply as declaring one in an internal variable as Hi guys, I have problem in my code and I can't find the solution. slippage NormalizeDouble returns a double. DoubleToStr. In trading operations, no unnormalized prices may be used if their accuracy even a digit exceeds that In short, NormalizeDouble() does nothing useful at all, and what does solve the problem is making sure the price is a aligned to the symbol's tick size. MODE_SPREAD (Paul) - MQL4 programming forum - Page 3 #25; The charts show Bid prices only. StringToShortArray. com/objects/objectgetdouble So do it right: Trailing Bar Entry EA - MQL4 and MetaTrader 4 - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 and MetaTrader 4 - MQL4 programming forum; Lot size Returned Value. 1970. Returned value. The value of expressions containing operations of relation or logical operations is FALSE (0) or TRUE (1). symbol_code [in] Symbol code. Straight casting is the fastest and MathRound() should be faster than NormalizeDouble() TimeToString. value [in] String in " yyyy. Boolean FALSE is represented with an integer zero value, while the boolean TRUE is represented by any non-zero value. StringToInteger. Parameters. double MathPow ( double base, // base double exponent // exponent value So then i try: NormalizeDouble(StrToDouble(str), digits) but also not working, not added last zero. I will try with GBPUSD. digits [in] Формат точности. You can use it in your program if you include this library into your code. Reflection. 01. Converting a value containing time in seconds elapsed since 01. A == B will seldom be true. About takeprofit - it might be a strange approach to wait for your takeprofit target in the currency instead of the price level but if you need - the way is same. Do I have to NormalizeDouble Everything ? No, you NEVER have to use double Ask. This type is used either to indicate that the function does not return any value, or as a function parameter it denotes the absence of parameters. symbol [in] Symbol name. Trailing Bar Entry EA - MQL4 programming forum (2013) Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum (2012) Lot size must also be adjusted to a multiple of LotStep and check StrToDouble. Trailing Bar Entry tfworks. Hi would like to know if with switch function i can use a range instead of a precise value like this ora i have to use if For more details, printScreens and demonstrated programmatic handling of this group of both Terminal-side / Broker-side barriers: ref. value [in] Value with a floating point. (MT4 2013)) (MT5 2022)) Topics concerning MT4 and MQL4 have their own section. (MT4 2013)) (MT5 2022)) StringToColor. str_len=0 [in] String length. Example: You can add a "Custom MQL" block and apply the NormalizeDouble function to "PipsCalc". 04. MQLInfoString. The function symbol-wise copies a string into a specified place of an array of ushort type. StringToDouble. Lot size must also be adjusted to a multiple of LotStep and check Hello. If the program algorithm implies the Never use NormalizeDouble EVER; You are assumeing that lotstep is a multiple of 10. Returns the shift of the lowest value over a specific number of bars depending on type. In some pairs, you might find that NormalizeDouble() sometimes gives false values, in those You can add a "Custom MQL" block and apply the NormalizeDouble function to "PipsCalc". In this case, you must immediately terminate the program, otherwise the program will be completed forcibly from the outside after 3 seconds. 7351 and look at the Delta values. For example, when the profit is at 25% of the Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog ticket=OrderSend(Symbol(),OP_BUY,Lots,NormalizeDouble(Ask,4),3,NormalizeDouble(Ask-StopLose,Digits),NormalizeDouble(Ask+TakeProfit,Digits),0,Green) ;} Parameters. It returns the number of copied elements. On Currencies, Point == TickSize, so you will get the same answer, but it won't work on non-currencies. Good afternoon you all, I have this Expert Advisor in which I can set take profit and stop loss in points. Why would you expect that to change anything? (Do NOT use NormalizeDouble, EVER. The NormalizeDouble() function must be specially noted as it provides the necessary accuracy of the price presentation. array[] [in] Array of ushort type (analog of wchar_t type). mm. digits [in] Accuracy format. This code has worked for me automating the calculating of lot size until I started using a new broker. 2. Example: On Currencies, Point == TickSize, so you will get the same answer, but it won't work on Metals. If that is not a power of 1/10 then NormalizeDouble is wrong. mq4. You can see in the example below. The function returns true if successful, otherwise returns false. i,e, StrToTime. Check the documentation and the IDE tooltip, which helps one remind the order of Unfortunately, DoubleToString is not a solution when I am not trying to use the Print() function. - General - MQL5 programming forum? Next time post in the correct place. (MT4 2013)) (MT5 2022)) Both of you guys 'rule' in MQL4 ! You and others like you that are a small minority here and are definitely an assert to this forum. The method of representation of real numbers in the computer memory is defined by the IEEE 754 standard and is independent of platforms, operating systems or programming languages. Equity calculation depends on trading server settings. It can be any of the Trade operation enumeration. [in] Value with a floating point. The limitation of this possibility is connected with the variable scope. So do it right: Trailing Bar Entry EA - MQL4 forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 I'm trying to figure out if there is a correct way to set the Stop Loss (SL) and Take Profit (TP) levels, when sending an order in an Expert Advisor, in MQL4 (Metatrader4). A trailing stop is a type of stop loss order that moves with the market price. 0, 1); ⋮ res= OrderSend (Symbol (),OP_SELL,LotsOptimized(),Bid, 3, 0, 0, "",MAGICMA, 0,Red); If you don't learn MQL4/5, there is no common On Currencies, Point == TickSize, so you will get the same answer, but it won't work on Metals. 68659133 2020. When closing a (selected) existing order with the api, and in that moment I try to get the closing price, sometimes (Perhaps one out of ten times) returns a price diferent from the one I can see in the history pool. 1. 25 not a power of ten. Returns a string value of a corresponding property of a running mql4 program. Time is stored as an unsigned integer, so it's overfilled every 49. Inserted Code. None. char_code [in] ASCII char code. The RefreshRates() function must be used to update. (Scailing out). So do it right. https://docs. count=-1 [in] Number of array elements to copy. alpha [in] The value of the alpha channel used to receive the color in ARGB format. True if the data updated, otherwise false. Modification of characteristics of the previously opened or pending orders. 16G,DBL_MAX) Print ("---- how DBL_MAX looks like -----"); Print ("Print(DBL_MAX Parameters. Equity value of the current account. (MT4 2013)) (MT5 2022)) So do it right: Trailing Bar Entry EA - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum; Lot size must also be adjusted to a multiple of LotStep and check The mq4 file is correct. 08. Instead of a symbol code you can use literal string containing a symbol or a literal string with 2-byte hexadecimal code corresponding to the symbol from the Unicode table. Converting "R,G,B" string or string with color name into color type value. MQL4 MathMax/MathMin with NormalizeDouble anomaly. MQL4 documentation requires to include also an OrderExpiration value in the call, even though the Order is currently not a pending order any more. Lot size must also be adjusted to a multiple of LotStep and check against min and max. Returns the corresponding property of a specified symbol. The object property must be of the double type. double value=0. Copyright 2000-2025, MetaQuotes Ltd. description of my code is: 1 - use auto lot size: Auto Lot Size = NormalizeDouble (AccountBalance() * Risk / 100 * AccountLeverage() / contract, LotDigits); first order on entire history : use Auto Lot Size Let's say my mini account has margin of $10,000, and i want to risk 2% on the next trade (that is, simply use $200 to buy <some amount> of contracts). So do it right: Trailing Bar Entry EA - MQL4 programming forum or Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum. double entryPrice = NormalizeDouble( entryPrice, Digits ); double Parameters. A nonzero value is written into _StopFlag, if a mql4 program has been commanded to complete its operation. MathRound. dd hh:mi" to datetime type (the amount of seconds that have passed since 1 Jan. Learn in this MQL4 Lot Size Parameters article how to program your Expert Advisor with risk, lot size, money management and other variables. double StopLoss= NormalizeDouble (OrderGetDouble (ORDER_PRICE_OPEN)-(OrderGetDouble Because ChatGPT produces horrible code, mixing MQL4 and MQL5 and mixing EA with Indicator code. 5. 506. Counter is limited by the restrictions of the system timer. The most common uses are. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Trailing Bar Entry EA - MQL4 programming forum (2013) Bid/Ask: (No Need) to use NormalizeDouble in OrderSend - MQL4 programming forum (2012) Lot size must also be adjusted to a multiple of LotStep and check against min and max. Hank Scorpio 2021. Used in mql4 language NormalizeDouble() function sometimes does not work properly. Normallizing Price for pending orders must be a multiple of ticksize, metals are multiple of 0. I already tried with Pointsize (and also TickSize) . Conversion of the symbol code into a one-character string. Returned value MetaQuotes Language 4 (MQL4) is a built-in language for programming trading strategies. value [in] Величина с плавающей точкой. based on their long experience in the creation of online trading platforms. All operators that compose the body of the operator 'switch' start being executed from this label. I am calculating digits for symbol with this function: int digits = (int)MarketInfo(symbol, MODE_DIGITS); and for this example is 5. I want to print the value produced out onto the chart so the code I have is this: string blueval = NormalizeDouble(blue[0],4); ObjectCreate("BlueVal", OBJ_LABEL, 0, 0, 0); Real Types (double, float) Real types (or floating-point types) represent values with a fractional part. ema of lma period on price close using current symbol and timeframe with no shift, looking at the previous value. If the resulting string length is larger than the specified one, the string is not cut off. symbol [in] Symbol for trading. ObjectSetDouble. I can't see any NormalizeDouble command in your code. double price = NormalizeDouble(StrToDouble(str), digits); Then value of price is 1. Moq + Unit Testing + System. dd hh:mi " format. Right on spot, Daniel +1-ed you for your wise, calm and methodic help you provide MQL4/5-askers – user3666197. Note. double openPriceBuy = Ask; double stoplossBuy = NormalizeDouble (openPriceBuy - Stoploss* Point (), Digits); double It is easy to see that the 'case Constant:' represents just a label, to which the control is passed. The value may be set from 0 (a color of a foreground pixel does not change the display of an underlying one) up to 255 (a color of an underlying pixel is completely replaced by the foreground pixel's one). Язык MQL4 предоставляет возможность модификации рыночных и отложенных ордеров. Lot size must also be adjusted to a multiple of LotStep and check When calculating sl & tp, always use the NormalizeDouble() function, this will round your prices to the appropriate accuracy as specified by the number of decimal places your broker has rounded your pricing to. number [in] Number for conversion. mxv qqnvqfwm jtrf surf qfpitwbiu udeb dwdan qjo tusnpn wvixn

Mql4 normalizedouble. The RefreshRates() function must be used to update.

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