> You're not a bad person if you do `var x = function(){}`.
That's good because everyone using coffeescript has to use this. :-)
On Fri, Dec 6, 2013 at 8:51 AM, Isaac Schlueter <[email protected]> wrote:
> Named function is better, for hoisting, debugging, and recursion.
>
> ## hoisting
>
> It's hoisted as a function, not as "undefined".
>
> ```
> console.log(typeof unnamed);
> console.log(typeof named);
>
> var unnamed = function (){};
>
> function named() {}
> ```
>
> ## debugging
>
> The stack traces generated in V8 once upon a time would not infer the name
> of a function that was declared anonymously. Now they do, which is great.
> But there are other tools out there (debuggers and such) that can trip
> over such code and show it as the less than useful "(anonymous)" which
> sucks when there are dozens of them.
>
> ## recursion (in strict mode)
>
> The name of a function is a read-only property and cannot be overwritten
> or changed, so it's extremely reliable. It allows you to reference the
> function without using arguments.callee
>
> ```
> setTimeout(function foo() {
> if (readyYet) doStuff();
> else setTimeout(foo, 100);
> }, 100);
> ```
>
> vs:
>
> ```
> var foo = function() {
> if (readyYet) doStuff();
> else setTimeout(foo, 100);
> }
> setTimeout(foo, 100);
> // then later...
> foo = 'bar' // boom!
> ```
>
>
> All relatively minor things. You're not a bad person if you do `var x =
> function(){}`. But I personally don't prefer it for those reasons.
>
>
>
> On Fri, Dec 6, 2013 at 8:33 AM, Reza Razavipour <[email protected]
> > wrote:
>
>> I see both style and trying to understand the differences... Debugging,
>> logging, other plus or minus...
>>
>> Option one:
>>
>> var zero = function (n){
>>
>> return n < 10 ? "0" + n : n;
>>
>> };
>>
>> Option two:
>>
>>
>> function zero (n){
>>
>> return n < 10 ? "0" + n : n;
>>
>> };
>>
>> What is the "recommended" style and why?
>>
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