javascript (was Re: Java > Scala -> new thread: GUI for D)
Jacob Carlborg
doob at me.com
Mon Dec 5 09:46:52 PST 2011
On 2011-12-05 16:47, Adam Ruppe wrote:
> Jacob Carlborg Wrote:
>> for e in arr
>> # do something with the element "e"
>
> Heh, I used to think that would work in regular Javascript,
> since it does have a for(blah in something) form...
>
> But in regular javascript, that only works on objects!
Yeah, it's very annoying. CoffeeScript also has the following iteration
syntax:
for key, value of obj
# do something with key and value
Which compiles to:
for (k in obj) {
v = obj[k];
}
--
/Jacob Carlborg
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