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How to get the constant PI value in PHP



451 views
asked Jun 5, 2016 by avibootz
edited Jun 5, 2016 by avibootz
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2 Answers

0 votes 
echo "M_PI = " . M_PI . "<br />";
echo "M_PI * 2 = " . M_PI * 2 . "<br />";


/*
run: 

M_PI = 3.1415926535898
M_PI * 2 = 6.2831853071796

*/

 



answered Jun 5, 2016 by avibootz
0 votes 
echo "pi() = " . pi() . "<br />";
echo "pi() * 2 = " . pi() * 2 . "<br />";


/*
run: 

pi() = 3.1415926535898
pi() * 2 = 6.2831853071796

*/

 



answered Jun 5, 2016 by avibootz

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