An Indicator That Measures The Vertical Range of the Current Chart

 
Is there an indicator that measures the vertical range of the current chart (in points) and shows the result in Data Window?
 
If you can't find it, why don't you code it?
          Chart Price Max/Min - MQL4 programming forum (2017)
 
William Roeder #:
If you can't find it, why don't you code it?
          Chart Price Max/Min - MQL4 programming forum (2017)
Because I'm not a coder?