Escape sequence characters and Comments in C

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Escape Sequence Characters (Backslash Character Constants) in C:

C supports some special escape sequence characters that are used to do special tasks.

These are also called as 'Backslash characters'.

Some of the escape sequence characters are as follow:


Character--------- Constant Meaning

\n----------------- New line (Line break)
\b----------------- Backspace
\t ----------------- Horizontal Tab
\f ------------------Form feed
\a ----------------- Alert (alerts a bell)
\r ----------------- Carriage Return
\v ----------------- Vertical Tab
\? ----------------- Question Mark
\' ------------------ Single Quote
\'' ------------------ Double Quote
\\ ------------------Backslash
\0------------------Null


Comments

There are two types of comments

1. // (Single Line Comment)

Any line that starts with a // is a comment

eg : clrscr(); // to clear the screen

2. /* (Multiple Line Comment)

*/

Example :

/*

Program To Display

Welcome Message On The Screen

*/

Comments Statements are not executable statements.

Comments are used for user help.

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