How do you write a good comment in C?

A comment starts with a slash asterisk /* and ends with a asterisk slash */ and can be anywhere in your program. Comments can span several lines within your C program. Comments are typically added directly above the related C source code.

What is the correct way of commenting a single line in C?

C-style. C-style comments are usually used to comment large blocks of text or small fragments of code; however, they can be used to comment single lines. To insert text as a C-style comment, simply surround the text with /* and */ . C-style comments tell the compiler to ignore all content between /* and */ .

Should you comment every line of code?

You should write a comment on every line of code.

What are the best practices for commenting your code?

Here’s a list of four best practices for code commenting.

Make use of code annotations or tags. Many programming languages define standards for code commenting.
Write down why you are doing something.
Don’t refer to other documents or comments.
Write comments while writing code.

What is a character constant in C?

A “character constant” is formed by enclosing a single character from the representable character set within single quotation marks (‘ ‘). Character constants are used to represent characters in the execution character set.

What are comments in C programming?

Comments in C/C++

In computer programming, a comment is a programmer-readable explanation or annotation in the source code of a computer program.
Comments are statements that are not executed by the compiler and interpreter.

How many comments does C have?

Comments in C language are used to provide information about lines of code. It is widely used for documenting code. There are 2 types of comments in the C language.

How do you comment out code in C?

There are two types of comments in C: 1) A comment that starts with a slash asterisk /* and finishes with an asterisk slash */ and you can place it anywhere in your code, on the same line or several lines.

Should I comment before or after code?

In the US, at least, the de facto standard is commenting either before the code or on the same line following the code. Writing your comments after the related code invites a drug test, a psychiatric evalutation, and/or a date with a pair of pliers and a blow torch.

What are comments in C program?

In computer programming, a comment is a programmer-readable explanation or annotation in the source code of a computer program. Comments are statements that are not executed by the compiler and interpreter.