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Hi I have a lot of open positions.How can I closeall at the same time? If I use :    while ( PositionsTotal ()> 0 )      {        for ( int i= PositionsTotal ()- 1 ;i>= 0 ; i--)

How can I work with more than one account and with different brokers in mql5

Hello My server's ping is 2 ms When I want to close all my positions, the difference between each closing is at least 300 to 400 ms. I used: void CloseAll()   { while ( PositionsTotal ()> 0 )    {      for (

How can I send multiple requests at the same time. When we send multiple requests simultaneously, there are several milliseconds between requests. What suggestion is there to eliminate the time difference request