Gmaps4rails变焦不起作用

loc*_*boy 2 ruby-on-rails gmaps4rails

gmaps zoom不行.这是代码:

=gmaps("map_options" => {"zoom" => 20},"markers" => { "data" => @maps_json })
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我正在做这个实现有什么问题吗?

loc*_*boy 5

发现这个:

 = gmaps("map_options" => {"zoom" => 15, "auto_zoom" => false},"markers" => { "data" => @maps_json })
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