The method of combining php with h5 to implement the big roulette lottery is: 1. Create an html sample file; 2. Use the "div" tag to create the lottery roulette and set the style; 3. Create a click event and communicate with the back-end PHP Communicate, obtain lottery configuration information and user data, and randomly generate results and return them to the front end; 4. The browser runs the html file and clicks the button to achieve it.
Operating system for this tutorial: Windows 10 system, php8.1.3 version, Dell G3 computer.
To realize the big carousel lottery, you can use the PHP backend and H5 frontend to combine.
The specific method is: the front-end draws the big carousel through H5, and communicates with the back-end PHP at the same time to obtain lottery configuration information (such as lottery probability, etc.) and user data (such as user identity, remaining number of draws, etc. ), the backend randomly generates results and returns them to the frontend.
Below, we introduce in detail how to implement it.
超简单转盘抽奖效果 
The following is the rendering
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