MQLArticles/Utils/FA/StringToArray.mqh
2025-09-22 09:08:13 -05:00

84 lines
6.4 KiB
MQL5

//+------------------------------------------------------------------+
//| 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
}
//+------------------------------------------------------------------+