Variables handling
PHP Manual

is_binary

(No version information available, might be only in CVS)

is_binary — Finds whether a variable is a native binary string

Описание

bool is_binary ( mixed $var )

Finds whether the given variable is a native binary string.

Список параметров

var

The variable being evaluated.

Возвращаемые значения

Returns TRUE if var is a native binary string, FALSE otherwise.

Смотрите также


Variables handling
PHP Manual