TrueClass#^

(false | nil) -> true

(untyped obj) -> bool

true ^ object → !object

static VALUE
true_xor(VALUE obj, VALUE obj2)
{
    return rb_obj_not(obj2);
}

Returns true if object is false or nil, false otherwise:

Example

true ^ Object.new # => false
true ^ false      # => true
true ^ nil        # => true

See also #=== #| #& #inspect also in 4.1 · 4.0 · 3.3 · 3.2 · 3.1 · 3.0