想要继续学习，您需要对PHP编程有一个基本的了解。

To follow along, you should have a basic idea of programming in PHP.

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基本上，您需要实现三个编程任务，如图2所示。

Basically, you need to implement three programming tasks, as shown in Figure 2.

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基本上，您需要实现三个编程任务，如图2所示。

Basically, you need to implement three programming tasks, as shown in Figure 2.

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