Sum of two numbers in php

Example in PHP

After variable, let's try some basic program in PHP.

Sum of Two Numbers

<?php
$fnum=10;
$snum=40;
$res=$fnum+$snum;
echo " The sum =$res";
?>

The output of this program as follows:- 

example sheet 1 in php

		Figure 1

Calculate Gross Salary

For Example:- 

<?php
$sal=10000;
$hra=($sal*5)/100;
$gross_sal=$sal+$hra;
echo " The Gross Salary is $gross_sal";
?>

In this code I only declare the variable but didn't assign any value. The output of this code as follows:- 

Practical assighment in php

		Figure 2

Similarly you can try many programs.