How comments are used in PHP code?

How comments are used in PHP code?

A comment in PHP code is a line that is not executed as a part of the program. Its only purpose is to be read by someone who is looking at the code. Comments can be used to: Let others understand your code.

How should we add a single line comment in your PHP code?

How should we add a single line comment in our PHP code? Explanation: /* */ can also be use to comment just a single line although it is used for paragraphs. // and # are used only for single line comment.

Which of the following is used to add multiple line comment in PHP?

There are two ways to use single-line comments in PHP. For multiple lines comment in PHP, we need to enclose all lines within /* ….. */.

What is single line comment in PHP explain with syntax?

The “one-line” comment styles only comment to the end of the line or the current block of PHP code, whichever comes first. ‘C’ style comments end at the first */ encountered. Make sure you don’t nest ‘C’ style comments. It is easy to make this mistake if you are trying to comment out a large block of code.

What are the 2 types of PHP comments and give examples each?

PHP Comments

  • One-line comments.
  • Multi-line comments.

Why is my PHP commented out?

To run PHP scripts, you have to save the file as a . So because PHP tags are not valid in HTML files, when not preprocessed by the server, the browser doesn’t recognise it, so it automatically converts it to comments since it doesn’t know what else to do with it.

Is a comment in PHP?

What are the two types of comments used in PHP?

PHP supports two types of comments:

  • One-line comments.
  • Multi-line comments.

What does isset () function do in PHP Mcq?

The isset() function checks whether a variable is set, which means that it has to be declared and is not NULL. This function returns true if the variable exists and is not NULL, otherwise it returns false.

How do you comment out a line in PHP?

PHP supports both one-line and multi-line comments. A one-line comment starts with the # or // . A multi-line comment starts with /* and end with */ .

How can we write comments along with CSS code?

How to Comment in CSS. To comment in CSS, simply place your plain text inside /* */ marks. This tells the browser that they are notes and should not be rendered on the front end.

What are the two types of comment tags in PHP?

PHP supports several ways of commenting:

  • Syntax for single-line comments: // This is a single-line comment.
  • Syntax for multiple-line comments: /*
  • Using comments to leave out parts of the code: