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is_double

(PHP 3, PHP 4 >= 4.0b1)

is_double -- Finds whether a variable is a double

Description

bool is_double (mixed var)

Returns TRUE if var is a double, FALSE otherwise.

See also is_array(), is_bool(), is_float(), is_int(), is_integer(), is_real(), is_string(), is_long(), and is_object().

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