JavaScript	Ruby
> 0 == false true	> 0 == false false
> '' == false true	> '' == false false
> null == false false	> nil == false false
> 1 + '1' '11'	> 1 + '1' TypeError: String can't be coerced into Fixnum
> +'1' 1	> +'1' NoMethodError: undefined method `+@' for "1":String
> 0 + '' '0'	> 0 + '' TypeError: String can't be coerced into Fixnum
> !0 true	> !0 false
> !!0 false	> !!0 true
> !null true	> !nil true