hypotis_finite
(PHP 4 >= 4.2.0, PHP 5)
is_finite — Finds whether a value is a legal finite number
Popis
bool is_finite
( float $val
)
Checks whether val is a legal finite on this platform.
Parametre
- val
-
The value to check
Vrátené hodnoty
TRUE if val is a legal finite number within the allowed range for a PHP float on this platform, else FALSE.
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