inane

I would like depending if I am incrementing or decrementing values in the number object send one fixed message. Scenario should be one message with the word "hi" for incremental values and "bye" for decremental values for instance.

Hi!!
I would like depending if I am incrementing or decrementing values in the number object send one fixed message. Scenario should be one message with the word "hi" for incremental values and "bye" for decremental values for instance.
Any clue with this topic?
Thank you!!

Hi!!
I would like depending if I am incrementing or decrementing values in the number object send one fixed message. Scenario should be one 

Detect from only one number object increment and decrement values