PHP is_infinite() Function

The is_infinite() is important PHP mathematical function, which is used to check whether a value is infinite or not.

It will returns true value when infinite number, otherwise it returns false /nothing.

Syntax:

Parameter	Description	Required/Optional
Value	The value to check	Required

Example 1

<?php 
$infinite = log(0);
var_dump(is_finite($infinite));
?>

Output:

bool(false)

Example 2

<?php 
$infinite = 42;
var_dump(is_finite($infinite));
?>

Output:

bool(true)

Example 3

<?php 
$nan = acos(2);
var_dump(is_infinite($nan));
?>

Output:

bool(false)

Example 4

<?php 
$nos =2;
echo "Your value is :".$nos;
echo "<br>"."By using 'is_infinite()' Function your value is:".is_infinite($nos);
?>

Output:

Your value is 2
By using 'is_infinite()' Function your value is:

Example 5

<?php 
$nos =2000;
echo "Your value is ".$nos;
echo "<br>"."By using 'is_infinite()' Function your value is:".is_infinite($nos);
?>

Output:

Your value is 2000
By using 'is_infinite()' Function your value is:

Note: It will returns true value when infinite number, otherwise it returns false /nothing.

Example 6

<?php 
$nos =log(0);
echo "Your value is : log(0)";
echo "<br>"."By using 'is_infinite()' Function your value is:".is_infinite($nos);
?>

Output:

Your value is : log(0)
By using 'is_infinite()' Function your value is:1

Next TopicPHP Math

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PHP is_infinite() Function

Syntax:

Example 1

Example 2

Example 3

Example 4

Example 5

Note: It will returns true value when infinite number, otherwise it returns false /nothing.

Example 6

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