Component template should contain exactly one root element. If you are using v-if on multiple elemen

Component template should contain exactly one root element. If you are using v-if on multiple elements, use v-else-if to chain them instead. 本是后端，学个vue，比着同事写的vue随便敲了几行代码就报了个错，如下图 原因是vue模板中只能有一个根对象 所以你

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