PHP pi() Function Example

The pi() function is use to get the value of pi. It return the value of pi.

PHP pi() Function Example:

The pi() function is use to get the value of pi. It return the value of pi.

Syntax:

pi()

Example:

<?php
$value_of_pi = pi();
echo "The value of pi is : " . $value_of_pi;
?>

After running this example the output is:

Output:

The value of pi is : 3.1415926535898

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