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About Invalid prop: type check failed for prop “index“. Expected String, got Undefined

2022-08-05 22:20:00 【jingle bells】

Using ElementUI to cycle through the navigation componentMedium

The following warning appears: Invalid prop: type check failed for prop “index“. Expected String, got Undefined

Error: index field is string format, background data is num format, format warning

Solution:

index="item.path" => index="item.path + ' ' "

The index of the library using ElementUI is in string format,However, the id is generally of the Number type, so an error will be reported.You can use + to convert other types of values ​​into string types.+' ', convert background data to string.


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https://yzsam.com/2022/217/202208052214028070.html

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