is_infinite(): Finds whether a value is infinite or not
Check whether a float is infinite
is_infinite() checks whether a floating-point result represents positive or negative infinity.
$value = INF;
var_dump(is_infinite($value)); // bool(true)
This is the recommended starting pattern. The detailed examples below are retained and modernized for additional variations and explanation.
<?Php
echo is_infinite(2);
echo "<br>";
echo is_infinite(5/10);
echo "<br>";
echo is_infinite(log(0)); Output 1
?>
bool is_infinite ( float $input )
| Parameter | DESCRIPTION |
|---|---|
$input | Required : Number to check. |
Math Functions is_finite(): to findout legal finite number or not decbin() Binary equivalent of decimal number
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