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PHP Functions Online


is_finite

(PHP 4 >= 4.2.0, PHP 5)

is_finiteFinds whether a value is a legal finite number

bool is_finite(float $val)

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Preview #

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{{ call.result}} = ;

Description #

bool is_finite ( float $val )

Checks whether val is a legal finite on this platform.

Parameters #

val

The value to check

Return Values #

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

See Also #