Fully replaces the price history of the custom symbol within the specified time interval with the data from the MqlRates type array.
[in] Custom symbol name.
[in] Time of the first bar in the price history within the specified range to be updated.
[in] Time of the last bar in the price history within the specified range to be updated.
[in] Array of the MqlRates type history data for M1.
Number of updated bars or -1 in case of an error.
If the bar from the rates array goes beyond the specified range, it is ignored. If such a bar is already present in the price history and enters the given range, it is replaced. All other bars in the current price history outside the specified range remain unchanged. The rates array data should be correct regarding OHLC prices, while the bars opening time should correspond to the M1 timeframe.