excel sheet Issue

Hey Laravelers

I wanna do this way :

I want to export data from excel sheet as always asking you but this time I want to make dynamically for the data cell and data title, to be specific I want the controlling on the titles editing with laravel and contolling the number of columns number.

I found way it's called data-mapping but didn't found any library about it.

how can I do that

any suggestions.