PHP : is_infinite() function
Description
The is_infinite() function is used to find whether a value is infinite or not.
Version
(PHP 4 and above)
Syntax
is_infinite(num)
Parameter
| Name | Description | Required / Optional |
Type |
|---|---|---|---|
| num | The value to be checked. | Required | Float |
Return value
TRUE if num is infinite number otherwise FALSE.
Value Type : Boolean
Pictorial Presentation
Example :
<?php $fval1=10.21; $fval2=-255550.85; echo is_infinite($fval1); echo"<br />"; echo is_infinite($fval2); ?>
Output :
1
View the example in the browser
See also
