【文章推荐】The data property "dialogVisble" is already declared as a prop. Use prop default value instead报错原因

原文：The data property "dialogVisble" is already declared as a prop. Use prop default value instead报错原因

vue中使用props传递数据就不能在子组件的data中用同样的名字比如dialogVisble 了，否则会报错。解决方法直接去掉data中的相同名字改为其他的。 ...

2019-05-16 15:12 1 1321 推荐指数：

vue报错[Vue warn]: The data property "record" is already declared as a prop. Use prop default value instead.

当我写了一个子组件，点击打开子组件那个方法时报了一个错这句话说明意思呢？谷歌翻译一下↓ 数据属性“record”已声明为prop。请改用prop默认值。感觉翻译的有点怪，通过最后修改代码后大概意思就是，子组件接收父组件值得时候已经用了record这个key，但是在子组件的data里 ...

vue——子组件报错：The data property "isHome" is already declared as a prop. Use prop default value instead.

declared as a prop. Use prop default value instead. ...

vue组件传值报错： Instead, use a data or computed property based on the prop's value. Prop being mutated: "item"

问题：父组件往子组件传值，后在method方法中修改了该值，然后报错如下：经排查，发现原因如下： prop是单向绑定，不能更改数据，只能由父组件传输过来解决方法： 1、使用$emit 和 $on 将改变后的数据传给父组件，父组件接收后在赋值给当前要修改的数据在父组件中使 ...

报错：[Vue warn]: Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data

项目中遇到父组件传值 activeIndex 子组件接收该值参考网址https://juejin.im/entry/5843abb1a22b9d007 ...

vue报错 [Vue warn]: Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data

[Vue warn]: Avoid mutating a prop directly since the value will be overwritten whenever the parent component re-renders. Instead, use a data ...

Missing required prop: "value"报错原因

当使用element-ui的el-select控件时出现 [Vue warn]: Missing required prop: "value" 的报错因为没有给el-select标签双向绑定数据 ...

Invalid default value for prop 'XXX': props with type object/array must use a factory function to return the default value

vue组件在props中给默认值的时候容易出现这个错误。解决办法： default 给默认值是object/array 类型的时候，应该使用function函数return返回默认值：错误写法：正确写法： ...

Invalid default value for prop "value": Props with type Object/Array must use a factory function to return the default value.

Invalid default value for prop "value": Props with type Object/Array must use a factory function to return the default value.(百度翻译：PROP“值”的默认缺省值：Type ...

原文：The data property "dialogVisble" is already declared as a prop. Use prop default value instead报错原因

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