![]() ![]() Unicode code point where h is a hexadecimal digit Unicode code point below 10000 hexadecimal (added in C99) : 26 The byte whose numerical value is given by hh… interpreted as a hexadecimal number The byte whose numerical value is given by nnn interpreted as an octal number However, these escape sequences can be used on any system with a C compiler, and may map to different values if the system does not use a character encoding based on ASCII. ![]() This table also shows the values they map to in ASCII. The following escape sequences are defined in standard C. Writeln ( 'Hello' ) write ( 'world!' ) Table of escape sequences One could attempt to represent the string to be printed as a single literal as follows: Suppose we want to print out Hello, on one line, followed by world! on the next line. For example, \n is an escape sequence that denotes a newline character. In C, all escape sequences consist of two or more characters, the first of which is the backslash, \ (called the " Escape character") the remaining characters determine the interpretation of the escape sequence. An escape sequence is a sequence of characters that does not represent itself when used inside a character or string literal, but is translated into another character or a sequence of characters that may be difficult or impossible to represent directly. ( September 2013) ( Learn how and when to remove this template message)Įscape sequences are used in the programming languages C and C++, and their design was copied in many other languages such as Java, PHP, C#, etc. Please help to improve this article by introducing more precise citations. This article includes a list of general references, but it lacks sufficient corresponding inline citations.
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