Excel单元格/范围逻辑作为数组逻辑

I am working with alphanumeric data from a mainframe. Due to the nature of the access point, the GetString method is used within a webbrowser interface to pull data from the mainframe. I am refactoring my code as well as older code to make use of data structures instead of merely range objects, as range object code takes far longer with large data sets. I am working with alphanumeric data from a main