is_infinite
(PHP 4 >= 4.2.0, PHP 5)
is_infinite — Finds whether a value is infinite
Beskrivelse
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.
Parameterliste
- val
-
The value to check
Returneringsværdier
TRUE if val is infinite, else FALSE.