I want to change map marker position on the basis of dependent drop-down (Country, State, City).
(我想根据相关下拉菜单（国家，州，城市）更改地图标记的位置。)
Show marker ==> Country when we select country from drop-down.
(当我们从下拉列表中选择国家时，显示标记==> 国家 。)
Show marker ==> State when we select state from drop-down.(State value depend on country value)
(显示市场==> 国家时，我们选择从下拉状态（状态值取决于一国的价值）)
Show marker ==> City when we select cityfrom drop-down.
(当我们从下拉列表中选择城市时，显示标记==> 城市 。)
(City value depend on State value)(（城市价值取决于州的价值）)
ask by Vivek Kumar translate from so
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