ECharts maps are mainly used to visualize geographical region data and display data distribution information in different regions. This article describes how to asynchronously load ECharts map data using PHP + jQuery + MySQL, for more information, see ECharts map. it is mainly used to visualize geographical region data and display data distribution information of different regions. The ECharts official website provides map data downloads such as map of China and map of the world, and calls the map through js introduction or asynchronous loading of json files.
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This article will explain how to use PHP + jQuery + MySQL to asynchronously load ECharts map data using examples. we will take the map of China as an example to show the GDP data of each province in China last year (2015. You can asynchronously request php to read data from mysql and then display the data on the map. Therefore, in addition to understanding the front-end knowledge, you also need to know about PHP and MySQL.
HTML
First, put p # myChart on the location where the map needs to be loaded on the page.