Write a php program to perform sum of two numbers

Write a php program to perform sum of two numbers. The program will help you to print the addition of two numbers in php. This program will print the addition of two numbers using the third variable in php language for beginners. A sum is what happens when two numbers are added together. Addends are the two numbers that are being added together.

 <?php 
$x=10; 
$y=10; 
$z=$x+$y; 
echo "result is",$z; 
?> 

 

Output:

result is 20

What is the $ symbol in php programming language

The $ symbol is followed by the variable name when declaring a variable. A variable is the most common technique to store data in the middle of a PHP programs. Variables in PHP don’t have inherent types, which means they don’t know if they’ll be used to store a number or a string of characters before they’re used.

What is sum of two numbers in php

Sum is the outcome or answer we get when we add two or more numbers or phrases in mathematics. For instance, addends 5 and 5 add up to 10 in this case. The total of a die’s opposing sides is always seven. PHP is a popular open-source general-purpose scripting language that is well-suited to web development and can be integrated in HTML.

What is usage of addition operator in programming

A plus sign (+) is a symbol that is placed between two numbers to indicate that the second number is being added to the first. It can also be used before or after a number to signal that it is more than zero, or after a number to denote that it is greater than a minimum number or quantity.