Does valueOf always override toString in javascript?

Question

Is there any expression where by an object\'s toString method is implicitly called overriding its valueOf method?

In the examples below, valueOf is alw

Answer 1

Is there any expression

Yes. Here's an example that will use toString:

alert({
    toString: function () {
        return "4";
    },
    valueOf: function () {
        return 6;
    }
});  // alerts "4"