function binary( arr ) {
	var len;
	var out;
	var i;

	len = arr.length;
	out = allocUnsafe( len );
	for ( i = 0; i < len; i++ ) {
		out[ i ] = arr.iget( i ); // we're assuming that we're doing something sensible here (e.g., not trying to cast a complex-valued ndarray to a "binary" ndarray or a double-precision floating-point ndarray to binary, etc)
	}
	return out;
}
Copies a "binary" ndarray view.

@private
@param {ndarray} arr - input ndarray
@returns {Array} output data buffer