How to set tabs in mini program

How to set tabs in the mini program? How to implement tab switching in WeChat applet

First declare a tab state variable, as shown in the figure below

Then define the selected tab Color, as shown in the picture below

Then write the wxml page, as shown in the picture below, decide which part to display based on the tab status variable

Then implement the method of clicking the tab page card, as shown in the figure below

Run a line and we can see the interface as shown below

Click to switch the content, as shown in the figure below

In summary, the tab page card is implemented in the mini program The switching mainly involves mastering the state variables

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