| + Addition
- Subtraction
* Multiplication
/ Division
% Modulus (returns the remainder between two numbers)
For example: math.php
|
<html>
<head>
<title>math.php</title>
</head>
<body>
<?php
$additionanswer = 100+10;
//Online Calculator
Print("<h1> Online Calculator </h1>");
//Display math output
print ("100 + 10 = " . (100 + 10). " Addition <br>");
print ("100 - 10 = ". (100-10) ." Subtraction <br>");
print("100 * 10 = ". (100*10) ." Multiplication <br>");
print("100 / 10 = ". (100/10) ." Division <br>");
print("99 % 10 = ". (99%10) ." Modulus (the remainder!) <br>");
?>
</body>
</html>
In addition to the main math operators, there are also many math functions to use, including abs (absolute value), is_nan (is a number), max (maximum), and min (minimum).
|