(PHP 4 >= 4.2.0, PHP 5)
is_infinite — Finds whether a value is infinite
Описание
bool is_infinite ( float $val )Returns TRUE if val is infinite (positive or negative), like the result of log(0) or any value too big to fit into a float on this platform.
Список параметров
- val
-
The value to check
Возвращаемые значения
TRUE if val is infinite, else FALSE.
Смотрите также
| is_finite() |
| is_nan() |
