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27 lines
709 B
PHP
27 lines
709 B
PHP
<?php
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// Now that we know how to create variables, let's look at doing some math.
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$a = 1;
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$b = 2;
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// To add two values, use the plus symbol.
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echo $a + $b;
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// To subtract, use the minus symbol.
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echo $b - $a;
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// To multiply two values, use an asterisk.
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echo $a * $b;
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// To divide values, use a forward slash.
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echo $b / $a;
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// PHP uses the percent symbol for calculating the modulus of two numbers.
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// The modulus is calculated by dividing two numbers and returning the remainder of the result.
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// In this example, the value of $mod will be 0.
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$mod = 10 % 5;
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// You can also use double asterisks to calculate a number to the power of another number.
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// The following statement will print 25.
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echo 5 ** 2;
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