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提供 geohash 格式 #1

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kewang opened this issue Jul 19, 2016 · 0 comments

kewang commented Jul 19, 2016

主要可以提供給 server 使用，在做 index 的時候好用，也可以用這個做精確度的調整。

另外可以參考 https://github.com/derrickpelletier/geohash-poly 的方式來處理 polygon 的問題。

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