How C # uses escape characters to correctly represent strings such as double quotes, single quotes, and so on asp.net

One, what is the escape character

　　An escape character is a special type of Word constants, preceded by a backslash "/" followed by one or more characters. Have a specific meaning, different from the original meaning of the character, it is called "escape" character.

　　second, the role of the escape character

Used primarily to represent control code that is not easily represented by generic characters. Its function is to eliminate the original meaning of the character immediately following; Replaces some special characters with a combination of ordinary characters, which is called "escape" because it alters the meaning of the original character representation, and represents the unseen character with a visible character, such as '/n ' to indicate a newline.

　　Escape character symbols and their corresponding meanings　　

Escape character Correspondence meaning

/' Single quotes
/"Double quote
Back slash
/0 Empty
/a warning (generating peak beep)
/b BACKSPACE
/F Page Change
/N Line Wrap
/R Enter
/T Horizontal Tabs
/V Vertical tab

Examples, such as: string mystr= "Volkswagen/" Computer/"learning"; The result of the output is: mass "computer" learning

　　 Iii. The meaning of the @ symbol

In C #, "c://temp" means that the path is c:/temp; and @ "c:/temp" means c:/temp; So, the role of @ is to ignore the role of the escape character

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