What is PHP ending?

As in C or Perl, PHP requires instructions to be terminated with a semicolon at the end of each statement. The closing tag of a block of PHP code automatically implies a semicolon; you do not need to have a semicolon terminating the last line of a PHP block.

How does PHP know when one statement ends?

Statements usually end with a semicolon. In addition, statements can be grouped into a statement-group by encapsulating a group of statements with curly braces. A statement-group is a statement by itself as well.

Is PHP closing tag necessary?

The closing tag of a PHP block at the end of a file is optional, and in some cases omitting it is helpful when using include or require, so unwanted whitespace will not occur at the end of files, and you will still be able to add headers to the response later.

What is the purpose of in PHP?

PHP can create, access, read and write, erase, and close all files. PHP can extract data from forms. PHP can communicate with cookies. PHP can install, erase, and change data in your database.

Do spaces matter in PHP?

Whitespaces are generally ignored in PHP syntax, but there are several places where you cannot put them without affecting the sense (and the result).

How do you end a PHP script?

The exit() function in PHP is an inbuilt function which is used to output a message and terminate the current script. The exit() function only terminates the execution of the script. The shutdown functions and object destructors will always be executed even if exit() function is called.

What is the extension file of PHP?

A file with the . PHP file extension is a PHP Source Code file that contains Hypertext Preprocessor code. They are often used as web page files that usually generate HTML from a PHP engine running on a web server. The HTML content that the PHP engine creates from the code is what’s seen in the web browser.

How do you end a PHP file?

How do you close a PHP file?

The fclose() function in PHP is an inbuilt function which is used to close a file which is pointed by an open file pointer. The fclose() function returns true on success and false on failure. It takes the file as an argument which has to be closed and closes that file.

Is PHP back end or front end?

PHP is a back end development language only. PHP belongs to the LAMP stack, which stands for Linux, Apache, MySQL, and PHP/Perl/Python. To develop a web app with this technology stack, a software engineer needs to know four different syntax systems, as well as HTML and CSS.