The simplest approach is to check every single point. Compute the distance from the user's location to every restaurant in the database, keep the ones that are close enough, and throw away the rest.
them directly in the patron's copy of the passbook. Over the years, nationwide
，更多细节参见搜狗输入法下载
From a technical perspective, the status quo works. WebAssembly runs on the web and many people have successfully shipped software with it.
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