Question: What Is A Multi Line Comment?

What is a single line comment?

Single-line comments allow narrative on only one line at a time.

Single-line comments can begin in any column of a given line and end at a new line or carriage return.

The // character sequence marks the text following it as a single-line comment.

Here’s an example..

What is the purpose of comments?

In computer programming, a comment is a programmer-readable explanation or annotation in the source code of a computer program. They are added with the purpose of making the source code easier for humans to understand, and are generally ignored by compilers and interpreters.

What is multi line comment in Python?

Using Multi-line string as comment Python multi-line comment is a piece of text enclosed in a delimiter (“””) on each end of the comment.

How do you comment multiple lines in C sharp?

One way to do it would be:Select the text, Press CTRL + K , C to comment ( CTRL + E + C )Move the cursor to the first line after the delimiter // and before the Code text.Press Alt + Shift and use arrow keys to make selection. … Once the selection is done, press space bar to enter a single space.

How do you comment multiple lines in mainframe?

If you want to comment a line, simply code //* in the first 3 columns in a JCL. Similarly, If you want to comment multiple lines, you have to comment //* in the first 3 columns of each line.

How do you comment multiple lines in Python?

Multi-line Comments in Python – Key TakeawaysUnlike other programming languages Python doesn’t support multi-line comment blocks out of the box.The recommended way to comment out multiple lines of code in Python is to use consecutive # single-line comments.More items…

How do you comment multiple lines in R studio?

You can write your multiline comments without # . Then select all these lines and use Ctrl + Shift + C to comment all these lines simultaneously.

How do you comment multiple lines?

For single line comment you can use Ctrl + / and for multiple line comment you can use Ctrl + Shift + / after selecting the lines you want to comment in java editor. On Mac/OS X you can use Cmd + / to comment out single lines or selected blocks.

Which of the following is used for single line comment?

To create a single line comment, we use the // notation. Wherever you want to start the comment, start it with //. For example, // This is a comment cout<<"Hello"; // This is a comment following a statement.

How do I comment out chunks of code in R?

Select the block of code that you want to comment.Press Ctrl + Shift + C.

Can we comment multiple lines in Spyder?

Only after highlighting a small portion of the multi-line comment did Ctrl + 5 work. Yes, there is a shortcut for commenting out lines in Python 3.6 (Spyder). Note : \ represents that the code is carried to another line.

What is single line comment in C++?

Single-line comments start with two forward slashes ( // ). … Any text between // and the end of the line is ignored by the compiler (will not be executed).

How do I comment multiple lines in R?

Commenting Multiple Lines There are two ways to add multiple single-line comments in R Studio: First way: Select the multiple lines which you want to comment using the cursor and then use the key combination “control + shift + C” to comment or uncomment the selected lines.

How do you comment multiple lines in VS code?

To do so, just click on the settings icon in the bottom left of the screen and click ‘Keyboard Shortcuts’ and find “toggle block…”. Then click and enter your desired combination. The keyboard shortcut to comment multiple in Windows is shift + alt + A .

What are the two types of comments?

We have two types of comments here, the end-of-line comment and the block comment. An end-of-line comment terminates at the end of the line. A block line comment has a terminator and can continue for several lines, or be less than one line. Comments were called REMarks in BASIC.

What can we use to comment a single line?

// Single-line comments Allows you to add explanatory text to code. The comment begins with a double slash (//) and ends at a newline character (\n), a carriage return (\r), or the end of the file.

How do I comment in RStudio?

If you use RStudio, you can use the keyboard shortcut Ctrl + Shift + C ( Command + Shift + C on macOS) to comment out a line of text.

Which symbols are used for single line comment and multiple line comments?

Providing comments is good habbit of programming, which helps other developer to understand the code or logic written. … // FOR SINGLE LINE, /* */ FOR MULTI LINE. … // for single line and /* */ for multiline. … Single Line Comment: //More items…

What is single line comment in PHP explain with syntax?

PHP Comment Syntax: Single Line Comment The single line comment tells the interpreter to ignore everything that occurs on that line to the right of the comment. To do a single line comment type “//” or “#” and all text to the right will be ignored by PHP interpreter.

How do you comment multiple lines in SoapUI?

Actually there is a shortcut: Ctrl + / will comment and uncomment the selected text. Unfortunately, SoapUI does not have shortcut keys to comment xml in the soap request editor.

How do you start and end a multi line comment?

Multi-line comments start with /* and ends with */ . Any text between /* and */ will be ignored by Java.

How do you add a comment in VS code?

Comment Code Block Ctrl+K+C/Ctrl+K+U Whether it’s because you’re trying to track down a “but,” or experimenting with code change, from time to time you’ll want to comment and uncomment blocks of code. If you select a block of code and use the key sequence Ctrl+K+C, you’ll comment out the section of code.

How do you comment multiple lines in C++?

In the C/C++ editor, select multiple line(s) of code to comment out. To comment out multiple code lines right-click and select Source > Add Block Comment. ( CTRL+SHIFT+/ )