at other place ,i use (swap! map-1 assoc key value)
在 2014年7月16日星期三UTC+8上午11时20分11秒，Baishampayan Ghose写道：
>
> Atoms are not coordinated, so you need to use refs here:
>
> (def map-1 (ref {}))
> (def map-2 (ref {}))
>
> (defn change [key1 key2 ]
> (dosync
> (alter map-1 dissoc key1)
> (alter map-2 dissoc key2)))
>
> Depending on your problem you might consider using just one ref instead of
> two as well (in that case, an atom should be fine).
>
> ~BG
>
>
> On Wed, Jul 16, 2014 at 8:41 AM, zhenxuanpan <[email protected]
> <javascript:>> wrote:
>
>> (def map-1 (atom {}))
>> (def map-2 (atom {}))
>>
>> (defn change [key1 key2 ]
>> (dosync
>> (swap! map-1 dissoc key1)
>> (swap! map-2 dissoc key2)
>> )
>> )
>>
>> is this way ok ?
>>
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>
>
>
> --
> Baishampayan Ghose
> b.ghose at gmail.com
>
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