May 10, 2021 PHP
The PHP script executes on the server and then sends the HTML-only results back to the browser.
PHP scripts can be placed anywhere in the document.
The PHP script starts with .lt;?php and ends with ?::
The default file extension for PHP files is .php.
PHP files typically contain HTML tags and some PHP script code.
Below, we provide a simple example of a PHP file that outputs the text "Hello World!" to the browser. :
Each line of code in PHP must end with a sign. A sign is a separator that distinguishes an instruction set.
With PHP, there are two basic instructions for output text in the browser: echo and print.