MQLArticles/Utils/FA/StringToArray.mqh

<EFBFBD><EFBFBD>//+------------------------------------------------------------------+
//|                                                StringToArray.mqh |
//|                                  Copyright 2025, Niquel Mendoza. |
//|                                             https://www.mql5.com |
//+------------------------------------------------------------------+
#property copyright "Copyright 2025, Niquel Mendoza."
#property link      "https://www.mql5.com"
#property strict


//+------------------------------------------------------------------+
//|                                                                  |
//+------------------------------------------------------------------+
string StringTrimChar(const string &str, ushort to_delete_character = ' ')
 {
  int len = StringLen(str);
  if(len == 0)
    return str;

  int start = 0;
  int end = len - 1;

//---
  while(start < len && StringGetCharacter(str, start) == to_delete_character)
    start++;


  if(start == len)
    return "";  // Todo son caracteres a eliminar

//---
  while(end >= start && StringGetCharacter(str, end) == to_delete_character)
    end--;


  return StringSubstr(str, start, end - start + 1);
 }

//+------------------------------------------------------------------+
//| Macro para generar funciones dentro del namespace               |
//+------------------------------------------------------------------+
namespace StrTo
{
#define DEFINE_STRING_TO_ARRAY(TYPE, CONVERT_FUNC) \
        bool CstArray(TYPE &array_receptor[], const string &cadena, ushort cadena_separator = ',', bool trim = false) \
        { \
            string result[]; \
            ResetLastError(); \
            int num = StringSplit(cadena, cadena_separator, result); \
            if(num == -1) \
                return false; \
            \
            if(ArrayResize(array_receptor, ArraySize(result)) == -1) \
                return false; \
            \
            for(int i = 0; i < ArraySize(array_receptor); i++) \
             { \
                string trim_str = trim ? StringTrimChar(result[i]) : result[i]; \
                array_receptor[i] = CONVERT_FUNC; \
             }   \
            return true; \
       }



// Generar funciones sobrecargadas para cada tipo
DEFINE_STRING_TO_ARRAY(string, trim_str)
DEFINE_STRING_TO_ARRAY(int, (int)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(long, StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(short, (short)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(char, (char)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(bool, (StringToInteger(trim_str) != 0))
DEFINE_STRING_TO_ARRAY(uint, (uint)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(ulong, (ulong)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(uchar, (uchar)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(ushort, (ushort)StringToInteger(trim_str))
DEFINE_STRING_TO_ARRAY(double, StringToDouble(trim_str))
DEFINE_STRING_TO_ARRAY(float, (float)StringToDouble(trim_str))
DEFINE_STRING_TO_ARRAY(datetime, StringToTime(trim_str))
DEFINE_STRING_TO_ARRAY(color, StringToColor(trim_str))

#undef DEFINE_STRING_TO_ARRAY
}
//+------------------------------------------------------------------+