Utility list processing lines and ranges of numbers

Utility list processing lines and ranges of numbers

Purpose:
1. Combining many individual strings into a single string separated by commas.
2. Extend the range to the list of rooms available.

Application:
It can be used for copying data from EXCEL to create a simple list.
So the same can be used to create a list of numbers of the ranges (for example,
to prepare for SQL queries).

In addition:
There are options to enter into elements in single / double quotes, the formation of multi-line lists.