[Vue warn]:Invalid prop:type check failed for prop "to". Expected String,Object,got Undefined报错
<router-link :to="para.url" slot="left" v-if="para.url!=undefined">// v-if="para.url!=undefined"一定要加上,因为先渲染的页面再获取到url的值<mt-buttonicon="back" >返回</mt-button></router-li...
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<router-link :to="para.url" slot="left" v-if="para.url!=undefined">// v-if="para.url!=undefined"一定要加上,因为先渲染的页面再获取到url的值
<mt-button icon="back" >返回</mt-button>
</router-link>
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