rails使用google map

http://geokit.rubyforge.org/

https://github.com/joshuamiller/cartographer/tree/master/lib/v3/cartographer

http://thasulinux.wordpress.com/2011/05/10/google-maps-in-rails3-application-sample-application/

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原文地址：https://www.cnblogs.com/lexus/p/2140042.html