https://www.c-sharpcorner.com/UploadFile/mahesh/split-string-in-C-Sharp/
In the string shown, there is nothing to use as a "split key"
For something like: a b d c e f g we could use " " as a split key
For something like: a,b,c,d,e,f,g we could use "," as a split key
For abcdefg there is...