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Extracting the name of the symbols whose chart is on the open on the screen

How can I extract the name of the symbols whose chart is on the open on the screen

trailing a number

Hello, Greeting, I want to change a number according to the changes in the prices of ask and bid. It means that, for example, for every two point change in each of these two ask and bid prices, my number changes by one point, just like what happens in the trail of a position. Can you tell which

MTF indicator

Hello, Greeting, Can you tell me how I can draw a MA indicator of a specific time frame in all higher and lower time frames, which means that for example how I can have a MA indicator of a 30-minute time frame without any problems on a 15-minute time frame and 1 hour time frame

How to deal with error #136?

When does "error #136" occur and what can be done to fix it? error #136 "Not enough memory to download the source file into memory"

signal indicator

Hello, Greeting, I want to design a simple signal indicator at the of overbought and oversold of an oscillator on "indicator_separate_window" using arrow; Do you know a similar code in the CodeBase section? Or can you advise what keywords I should search for similar codes

PLOT_ARROW

In indicators, you can use a code function to change the drawing type of the points on the chart. In fact, this happens using the following function: PlotIndexSetInteger(0, PLOT_ARROW, 230); Where can I get the list of these numbers and the shapes that appear on the chart by applying each of these

Trail for specific numbers

I want to make a trail system that will only do trail once or for a specified number of times. Can you guide me how to do this

How can we resize a static array in mql5 language?

This script works in mql4 language and returns the correct output, but in mql5 language it returns " array out of range " error.; How to resize a static array in mql5 language? int array[ 4 ] = { 41 , 52 , 78 , 51 }; //+------------------------------------------------------------------+