CCy_File_1.mqh

//+------------------------------------------------------------------+
//|                                                   CCy_File_1.mqh |
//|                                                           igotit |
//|                                       https://igotit.tistory.com |
//+------------------------------------------------------------------+
#property copyright "igotit"
#property link      "https://igotit.tistory.com"
#property version   "1.00"
#property strict



class CCy_File_1
{
private:

   int m_hFileWrite; 

public:
   CCy_File_1();
  ~CCy_File_1();
   
   
   void File_Open_Write(string _file_name); 
   void File_Close_Write();                 
   void File_Write(string _str_array); 
                       
};

CCy_File_1::CCy_File_1()
: m_hFileWrite(INVALID_HANDLE)
{

}

CCy_File_1::~CCy_File_1()
{
   File_Close_Write();
}



void CCy_File_1::File_Open_Write(string _file_name)
{

   m_hFileWrite = FileOpen(
                        _file_name//string  file_name,           // File name 
                        ,FILE_WRITE | FILE_CSV //int     open_flags,          // Combination of flags 
                        ,','//short   delimiter=';',       // Delimiter 
                        //uint    codepage=CP_ACP      // Code page    
                     ); 
                     
   if(INVALID_HANDLE == m_hFileWrite){
   
      Alert("[CCy_File_1::File_Open_Write] Invalid File handle");
      
   }
       
}

void CCy_File_1::File_Close_Write()
{
   if(INVALID_HANDLE != m_hFileWrite){
      FileClose(m_hFileWrite);
   }

}


void CCy_File_1::File_Write(string _str_array)
{
   if(INVALID_HANDLE == m_hFileWrite){
   
      Alert("[CCy_File_1::File_Write] Invalid File handle");
      
      return; 
   }
   
   FileWrite(
        m_hFileWrite //int  file_handle,   // File handle 
      ,_str_array    //...                 // List of recorded parameters 
   ); 

}






/* 

Example EA using class CCy_File_1



//+------------------------------------------------------------------+
//|                                             CyEA905_SAPair_1.mq4 |
//|                                                           igotit |
//|                                       https://igotit.tistory.com |
//+------------------------------------------------------------------+
#property copyright "igotit"
#property link      "https://igotit.tistory.com"
#property version   "1.00"
#property strict


input string ui_file_name = "my_file_test.txt"; // File Name to Write

#include "CySDK_MT4/CCy_File_1.mqh"

CCy_File_1 Cy_File; 

int OnInit()
{

   Cy_File.File_Open_Write(ui_file_name); 
   
   string str_write_line; 
   
   // write Header 
   str_write_line = "Date,Time,O,H,L,C";    
   Cy_File.File_Write(str_write_line); 
   
   // write Candle Data
   MqlRates rates[];
   CopyRates(_Symbol, PERIOD_M1,0,100,rates);
   
   for(int idx = 0 ; idx < ArraySize(rates) ; idx++)
   {
      str_write_line = "";
       
      str_write_line += TimeToString(rates[idx].time, TIME_DATE); // open time. yyyy.mm.dd
      str_write_line += ","+TimeToString(rates[idx].time, TIME_MINUTES); //open time. hh:mm
      str_write_line += ","+DoubleToString(rates[idx].open, _Digits);
      str_write_line += ","+DoubleToString(rates[idx].high, _Digits);
      str_write_line += ","+DoubleToString(rates[idx].low, _Digits);
      str_write_line += ","+DoubleToString(rates[idx].close,_Digits); 
      
      
      Cy_File.File_Write(str_write_line);
   }
   
   Alert("Complete Write");
   
   return(INIT_SUCCEEDED);
}

void OnDeinit(const int reason)
{
   Cy_File.File_Close_Write();

}

void OnTick()
{

}




*/

https://igotit.tistory.com/4303