Background job setting for date range

There are many jobs which are scheduled in background. In jobs we have steps to called program. Program run based on variant. Suppose program using selection screen with input parameter in date format.

Dynamic date setting can be possible that is current date.

If screen has selection options we can pass range/between  as input parameter. To set values for date selection-option we have variant attributes with dynamic date selection Current date ----/ Current date +++.

SM37 transaction use to check background job definition.