thank..
I change my source...
2013년 12월 9일 월요일 오후 6시 20분 34초 UTC+9, Walter van der Laan 님의 말:
>
> Hi,
>
> You could try to do it like this...
>
> Use a hashmap instead of a vector in the atom:
> (def room-list (atom {}))
>
> Insert rooms using a hashmap for the user-id's:
> (swap! room-list assoc "67890" {:user-list {"id-3" {:name "name-3"}}})
>
> You can now find a user in a room like this:
> (get-in @room-list ["67890" :user-list "id-3"])
>
> To remove a user from a room you can use:
> (swap! room-list update-in ["67890" :user-list] dissoc "id-3")
>
> Good luck!
>
> On Monday, December 9, 2013 9:46:49 AM UTC+1, 박재혁 wrote:
>>
>> sorry I can't write English.
>>
>>
>> watch my code.
>>
>> (def room-list (*atom[]*))
>>
>> (def rooms-1 {:key "12345" :create-dt "2013-11-22" :user-list[ {:name
>> "name-1" :id "id-1"} {:name "name-2" :id "id-2"}] })
>> (def rooms-2 {:key "67890" :create-dt "2013-12-52" :user-list[ {:name
>> "name-3" :id "id-3"} {:name "name-3" :id "id-3"}] })
>>
>> (swap! room-list conj rooms-1)
>> (swap! room-list conj rooms-2)
>>
>> @room-list
>> --> [{:key "12345", :create-dt "2013-11-22", :user-list [{:name
>> "name-1", :id "id-1" } {:name "name-2", :id "id-2"}]}
>> {:key "67890", :create-dt "2013-12-52", :user-list [*{:name
>> "name-3", :id "id-3"}* {:name "name-3", :id "id-3"}]}]
>>
>>
>> I want remove red color text. ( red colore )
>>
>> @room-list
>> --> [{:key "12345", :create-dt "2013-11-22", :user-list [{:name
>> "name-1", :id "id-1"} {:name "name-2", :id "id-2"}]}
>> {:key "67890", :create-dt "2013-12-52", :user-list [{:name
>> "name-3", :id "id-3"}] }]
>>
>>
>> I don't know how to remove...
>>
>> dissoc,, pop, peek function can;t not solve.....
>>
>>
>> please help me...
>>
>
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