PHP Multiline Comments

0
5K

Multi-line Comments

Multi-line comments start with /* and end with */.

Any text between /* and */ will be ignored.

The following example uses a multi-line comment as an explanation:

ExampleGet your own PHP Server

Multi-line comment as an explanation:

/*
The next statement will
print a welcome message
*/
echo "Welcome Home!";
Try it Yourself »

Multi-line Comments to Ignore Code

We can use multi-line comments to prevent blocks of code from being executed:

Example

Multi-line comment to ignore code:

/*
echo "Welcome to my home!";
echo "Mi casa su casa!";
*/
echo "Hello!";
Try it Yourself »

Comments in the Middle of the Code

The multi-line comment syntax can also be used to prevent execution of parts inside a code-line:

Example

The  + 15 part will be ignored in the calculation:

$x = 5 /* + 15 */ + 5;
echo $x;
Try it Yourself »

PHP Exercises

Test Yourself With Exercises

Exercise:

Use the PHP multi-line comment syntax to make sure the following code lines are not executed:


x = 5;
print(x);


Start the Exercise

 
 

 

 

Pesquisar
Categorias
Leia Mais
Outro
PHP Variables Scope
PHP Variables Scope In PHP, variables can be declared anywhere in the script. The scope of a...
Por PHP Tutorial 2024-05-17 07:18:52 0 8K
Outro
PHP Math
PHP has a set of math functions that allows you to perform mathematical tasks on numbers. PHP...
Por PHP Tutorial 2024-05-17 07:39:09 0 5K
Outro
PHP Magic Constants
PHP Predefined Constants PHP has nine predefined constants that change value depending on where...
Por PHP Tutorial 2024-05-17 07:40:16 0 4K
Outro
PHP for Loop
The for loop - Loops through a block of code a specified number of times. The PHP...
Por PHP Tutorial 2024-05-17 07:49:43 0 3K
Outro
PHP Global Variables - Superglobals
Superglobals were introduced in PHP 4.1.0, and are built-in variables that are always available...
Por PHP Tutorial 2024-05-17 08:08:10 0 8K