Brief history of php:
PHP Created in 1994 by Rasmus Lerdorf. In early 1995 The first version used and was known as a personal homepage tools.
Today (end-1999) either PHP/FI or PHP3 ships with a number of commercial products such as C2's StrongHold web server and RedHat Linux. lastly in article we can say php is a very good and very popular language in the whole world.
A PHP file normally contains HTML tags, and some PHP scripting code. A comment in php is a line that is not executed as part of the program. Its only benefit is to be read by someone who is looking at the code. comments can be used as a understanding for coding reader or for explanation.
Php script gets started with <? php and end with ?>.
php syntax is:
//php coding goes here...
PHP supports this type of data types:
•Float (floating point numbers - also called double)
Also operators are used in php like Arithmetic operators, Assignment operators etc.
What php can do
PHP can generate dynamic page content
PHP can create, open, read, write, delete, and close files on the server
PHP can collect form data
PHP can send and receive cookies
PHP can add, delete, modify data in your database
PHP can encrypt data.