Class4_EURUSD_buy
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This script functions as an automated data generator designed to map out various combinations of trading signals across five different currency pairs. Instead of executing live trades, the script performs a systematic calculation to identify balanced scenarios between "Buy" and "Sell" actions and records these results into a structured log file.
Core Logic Overview
The script operates by exploring every possible combination of binary states (represented as 0 or 1) across five specific currency pairs: EURUSD, EURCHF, EURJPY, GBPUSD, and AUDUSD.
For each currency pair in the list, the logic evaluates two primary possibilities:
- State 0: Categorized as a "Buy" signal.
- State 1: Categorized as a "Sell" signal.
How the Process Works
-
Exhaustive Permutation Scanning: The program uses a nested series of loops to iterate through every possible mathematical combination for the five currencies. Because there are five pairs and two states for each, it evaluates a vast array of potential market configurations simultaneously.
-
Signal Counting and Filtering: As the script runs through these combinations, it keeps a running tally of how many "Buy" signals and how many "Sell" signals exist within a specific set. It then applies a set of strict criteria to determine which combinations are worth recording:
- The combination must contain at least one Buy signal and at least one Sell signal (it ignores completely one-sided scenarios).
- The ratio between Buys and Sells must be nearly equal (specifically, the counts must be equal, or differ by only one). This ensures the script only captures "balanced" market states.
-
Data Recording: Whenever a combination meets the balance criteria, the script generates a unique identification code and a descriptive string. This string includes the total count of buys/sells, the specific numerical state for each currency pair, and the corresponding currency names.
-
Output Generation: The final results are automatically saved to an external CSV file named
Class4_EURUSD_buy.txt. This allows for a permanent record of all balanced configurations that can be reviewed outside of the trading platform.
Summary of Purpose
Essentially, this script acts as a configuration scanner. It mathematically identifies every possible way to balance "Buy" and "Sell" positions across five major currency pairs and writes those specific blueprints into a file for later analysis or use in other workflows.
//+------------------------------------------------------------------+
//| Class1.mq4 |
//| Copyright © 2008, MetaQuotes Software Corp. |
//| http://www.metaquotes.net |
//+------------------------------------------------------------------+
#property copyright "Copyright © 2008, MetaQuotes Software Corp."
#property link "http://www.metaquotes.net"
//+------------------------------------------------------------------+
//| script program start function |
//+------------------------------------------------------------------+
int start()
{
//----
string fn1="Class4_EURUSD_buy.txt";
string s1="";
string cod1="";
int max1=3;
int nrbuy=0;
int nrsell=0;
FileDelete(fn1);
for(int i=0;i<max1;i++)
{
for(int j=0;j<max1;j++)
{
for(int k=0;k<max1;k++)
{
for(int l=0;l<max1;l++)
{
for(int m=0;m<max1;m++)
{
if(i==0) nrbuy++;
if(i==1) nrsell++;
if(j==0) nrbuy++;
if(j==1) nrsell++;
if(k==0) nrbuy++;
if(k==1) nrsell++;
if(l==0) nrbuy++;
if(l==1) nrsell++;
if(m==0) nrbuy++;
if(m==1) nrsell++;
cod1=""+i+""+j+""+k+""+l+""+m;
s1=""+nrbuy+" "+nrsell+" "+i+""+j+""+k+""+l+""+m+" "+i+"-EURUSD "+j+"-EURCHF "+k+"-EURJPY "+l+"-GBPUSD "+m+"-AUDUSD";
if((nrbuy==nrsell) || (nrbuy-1==nrsell) || (nrbuy==nrsell-1))
if((nrbuy!=0))
if((nrsell!=0))
if(i==0)
Write2(fn1,s1);
s1="";
cod1="";
nrbuy=0;
nrsell=0;
}
}
}
}
}
//----
return(0);
}
//+------------------------------------------------------------------+
int Write2(string filename,string str)
{
//Write log file
int handle;
handle = FileOpen(filename,FILE_READ|FILE_WRITE|FILE_CSV,"/t");
FileSeek(handle, 0, SEEK_END);
//FileWrite(handle,"" + TimeToStr(CurTime(),TIME_DATE|TIME_SECONDS) + ": " + str);
FileWrite(handle,str);
FileClose(handle);
//Print(str);
}
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