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Info basic programming language tutorial8/26/2023 ![]() ![]() These three important whitespace characters are common in all the programming languages and they remain invisible in your text document − WhitespaceĪ line containing only whitespace, possibly with a comment, is known as a blank line, and a C compiler totally ignores it. Hope I'm not missing any printable characters from your keyboard.Īpart from these characters, there are some characters which we use very frequently but they are invisible in your program and these characters are spaces, tabs (\t), new lines(\n). The left curly brace can be in the same line as main(),, :,, , ?, /, \, ~. The coding part inside these two curly braces is called the program body. The rest of the program instruction is written in between and finally a right curly brace ends the program. Program Entry Pointįor now, just forget about the #include statement, but keep a note that you have to put this statement at the top of a C program.Įvery C program starts with main(), which is called the main function, and then it is followed by a left curly brace. ![]() This little Hello World program will help us understand various basic concepts related to C Programming. * printf() function to write Hello, World! */
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