Hash Function Library - Library for MetaTrader 5 | MT5 EA Download - MetaTrader 5 Resources

Universal hash function:

All three functions work with MQL5 Unicode strings. The results have been verified with Fsum frontend 1.5.5.1 .

Base conversion:

The base conversion is based on the following character sequence: 10 [0..9] + 26 [A..Z] + 26 [a..z] + 33 [А..Я] + 33 [а..я]. "0-9" numbers and "AZ" English letters use up to hexadecimal.

A possible practical use of other bases could be compact forms of string representations of numbers in graphics object names. For example, a 64-bit number generally has the following characters:

The optimal base is 36.

Attachment download

📎 alexstal_hash.mqh (10.5 KB)

Source: MQL5 #277

Hash Function Library - Important points before using the library for MetaTrader 5

This page has been supplemented with structured instructions, focusing on the purpose of EA source code, MQL4/MQL5 platform compatibility, testing process and risk control. Before downloading or deploying, it is recommended to first determine whether it is consistent with your own variety, cycle and account environment.

Suitable for who to use

• Users who want to quickly screen EA source code and are willing to do simulation disk verification first.
• People who need to compare MT4/MT5 EAs, indicators, scripts or source code projects.
• Traders who wish to record backtests, parameters and risk boundaries before placing a trade.

Testing and risk control suggestions

• First verify the default parameters in the strategy tester or demo account, and then adjust the symbol, period, spread and trading period one by one.
• Scalping, grid, martin, and high-frequency strategies should focus on observing maximum drawdowns, consecutive losses, slippage, and trading frequency.
• It is not recommended to run any document directly on the real disk. At least observe the simulated disk performance for 2-4 weeks first.

FAQ

Can MT4 and MT5 be used interchangeably?
Usually cannot be used directly. EX4/MQ4 corresponds to MT4, EX5/MQ5 corresponds to MT5, and the source code needs to be compiled in the corresponding MetaEditor.

Is this resource guaranteed to be profitable?
cannot. EAs, indicators and scripts can only be used as trading tools, and the results depend on parameters, market environment, spreads, slippage and risk control.

What else can I continue to watch?
Forex EA download , foreign exchange indicator download , EA evaluation , MQL5 CodeBase .

English Search Notes

This page is also optimized for English search intent around Hash Function Library - Library for MetaTrader 5. Related search terms include: MQL4 source code, MQL5 source code. Test any Forex EA, Expert Advisor, MT4/MT5 indicator, script or MQL source code with historical data and a demo account before live trading.