PHP is_infinite() - Math Functions
What is is_infinite Function?
Explanation
The "is_infinite()" function finds whether a value is infinite.
is_infinite(x)
In the above syntax "x" is the number to be checked whether its infinite.
<?php
echo is_infinite(4) . "<br />";
echo is_infinite(log(0)) . "<br />";
?> Result :
1
In the above example the number "4" is a finite number, so it returns nothing,and for "log(0)" the function returns "1".
Syntax:
is_infinite(x)
In the above syntax "x" is the number to be checked whether its infinite.
Example :
<?php
echo is_infinite(4) . "<br />";
echo is_infinite(log(0)) . "<br />";
?>
1
In the above example the number "4" is a finite number, so it returns nothing,and for "log(0)" the function returns "1".
