PHP Handbuch
ZurückWeiter

is_infinite

(PHP 4 >= 4.2.0, PHP 5)

is_infinite -- Finds whether a value is infinite

Description

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.

See also is_finite() and is_nan().

ZurückZum AnfangWeiter
is_finiteNach obenis_nan

Hosting by: Hurra Communications GmbH
Generated: 2007-01-26 17:57:16