method

nobits?

Ruby latest stable (v2_5_5) - 0 notes - Class: Integer

nobits?(p1) public

Returns true if no bits of int & mask are 1.

static VALUE
int_nobits_p(VALUE num, VALUE mask)
{
    mask = rb_to_int(mask);
    return num_zero_p(rb_int_and(num, mask));
}