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How to check whether a value is a legal finite number or not in PHP



177 views
asked Jun 30, 2016 by avibootz
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1 Answer

0 votes 
if (is_finite(3.14159265359))
    echo "yes <br />\n";
if (is_finite(10000000))
    echo "yes <br / >\n";
if (is_finite(log(0)))
    echo "yes <br / >\n";
else
    echo "no <br / >\n";


/*
run: 

yes 
yes 
no 

*/

 



answered Jun 30, 2016 by avibootz

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