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is_finite

(PHP 4 >= 4.2.0, PHP 5)

is_finite -- Finds whether a value is a legal finite number

Description

bool is_finite ( float val)

Returns TRUE if val is a legal finite number within the allowed range for a PHP float on this platform.

See also is_infinite() and is_nan().

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hypotopis_infinite
 
 
 
 
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