iMACD function to find Lowest and Highest value of iMACD

 

Does anyone have a function to find out the lowest and highest value of iMACD?

Example:

 Let's say I want to find out the lowest and highest value of iMACD for the last 100 bars on chart. 

 
Cuong Truong:

Does anyone have a function to find out the lowest and highest value of iMACD?

Example:

 Let's say I want to find out the lowest and highest value of iMACD for the last 100 bars on chart. 

Right now, i'm find out that value manually
Reason: