C # string (escape characters are irrelevant to memory storage)

1. C # basic learning notes 3---C # string (escape characters are irrelevant to memory storage)
A. Note that "a" is a string.
'A' is a character
B. The Escape Character is only applicable to strings in the program. This problem does not occur for strings read by the program.
C. This indicates that the escape character is irrelevant to the memory storage, because when the program reads the string to the memory, it is displayed as the user-entered string, and will not be caused by special characters.
The content entered by the user is incorrect. For example, if the user inputs "\" a \ "", the echo function returns this string.
But if we write it into the program code, it will return "a", here there are two "escaped.