PLOT_ARROW
Perhaps you should read the manual. MQL5 Reference → List of MQL5 Constants → OBJ_ARROW → Wingdings
How To Ask Questions The Smart Way. (2004)
How To Interpret Answers.
RTFM and STFW: How To Tell You've Seriously Screwed Up.
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 numbers?
; Actually, where can have access the list of proportional numbers for each shape?