Invalid prop: type check failed for prop "value". Expected String, Number, got Object
时间: 2023-12-07 10:39:29 浏览: 689
这个错误提示是因为在Vue组件中,你传递给prop "value"的值是一个对象,但是组件期望的是一个字符串或数字类型的值。解决这个问题的方法是将传递给prop "value"的值转换为字符串或数字类型。你可以使用JavaScript中的toString()方法或Number()方法来实现这个转换。下面是一个例子:
```javascript
props: {
value: {
type: [String, Number],
required: true
}
},
mounted() {
// 假设value是一个对象
this.value = this.value.toString(); // 将value转换为字符串类型
// 或者
this.value = Number(this.value); // 将value转换为数字类型
}
```
相关问题
Invalid prop: type check failed for prop value. Expected String, Number, got Array found in
回答: 这个错误提示是在控制台报错时出现的。错误信息是"Invalid prop: type check failed for prop 'value'. Expected String, Number, got Array." [1 [2 [3 这个错误告诉我们,在某个组件中,属性'value'的类型检查失败。该属性期望的类型是字符串或数字,但实际获取到的是一个数组。这个问题的解决方法是将属性'value'的值改为字符串或数字类型。<em>1</em><em>2</em><em>3</em>
#### 引用[.reference_title]
- *1* [[VUE]报错: Invalid prop: type check failed for prop “value“. Expected String, Number, got Array ...](https://blog.csdn.net/Loery1314/article/details/126597040)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v92^chatsearchT0_1"}} ] [.reference_item]
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Invalid prop: type check failed for prop "value". Expected Number, String, got Object
回答: 这个错误提示是因为在组件的prop属性"value"中,期望的类型是Number或String,但实际传入的是一个Object类型的值。\[3\]根据错误提示,我们可以看到组件ElCascader的value属性期望的类型是数组,而你传入的是一个对象类型的值,所以导致了类型校验失败的错误。你需要确保传入的value属性是一个数组类型的值,而不是对象类型的值。
#### 引用[.reference_title]
- *1* *3* [Invalid prop: type check failed for prop value](https://blog.csdn.net/niaonao/article/details/98593460)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control_2,239^v3^insert_chatgpt"}} ] [.reference_item]
- *2* [Invalid prop: type check failed for prop “value”. Expected String, Number, got Array](https://blog.csdn.net/gaoyu007/article/details/118898535)[target="_blank" data-report-click={"spm":"1018.2226.3001.9630","extra":{"utm_source":"vip_chatgpt_common_search_pc_result","utm_medium":"distribute.pc_search_result.none-task-cask-2~all~insert_cask~default-1-null.142^v91^control_2,239^v3^insert_chatgpt"}} ] [.reference_item]
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