Rsi without Irsi() code for beginners by William210 - indicator for MetaTrader 5

Good morning

Is the week going well?

The idea of this code was suggested in this discussion

https://www.mql5.com/en/forum/453288 

Redoing the Irsi() function to see how an Rsi is calculated will allow you to see the code and concepts that can be useful to you in your next developments.

Limit the path in oncalculate.

FOR loops.

STATIC variables.

How to write and document functions.

The flags.

You can contact me directly if you need more details about this code 

https://www.mql5.com/fr/users/william210 

If you have free development ideas you can give them on this post

https://www.mql5.com/en/forum/453288 

I made other free indicator codes to help you take your first steps in Mql5 development

Adx code for beginners by William210

https://www.mql5.com/fr/code/46308 

Bands Bollinger code for beginners by William210

https://www.mql5.com/en/code/46194 

Ichimoku code for beginners by William210 

https://www.mql5.com/en/code/46250 

MACDr code for beginners by William210

https://www.mql5.com/en/code/46224

Momentum code for beginners by William210

https://www.mql5.com/en/code/46294 

Moving average code for beginners by William210

https://www.mql5.com/en/code/46062 

Rsi code for beginners by William210

https://www.mql5.com/en/code/46158

Stochastic code for beginners by William210

https://www.mql5.com/en/code/46331