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Last updated: Tue, 29 Oct 2002
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is_double

(PHP 3, PHP 4 )

is_double -- Averigua si una variable es un valor double (número decimal).

Descripción

int is_double ( mixed var)

Devuelve TRUE si var es un double (número decimal), y FALSE en otro caso.

Ver también is_array(), is_float(), is_int(), is_integer(), is_real(), is_string(), is_long(), y is_object().

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Last updated: Tue, 29 Oct 2002
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Last updated: Thu Oct 31 18:34:28 2002 EST