Echarts Map Tip "typeerror:i is undefined"

1. Error description

2. Cause of Error

The data source of the first map is provided by the static data, later modified to fetch from the database, the method of requesting the data is successfully called Map method, but the data request method is not called when initializing, causing the map core JS error

3. Solutions

Invoking the request data method when initializing

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Echarts Map Tip "typeerror:i is undefined"