react中运行报错。Check the render method of `CountLineData`.

本文转载自查看原文 2019-09-23 18:55 2571 react

Warning: React.createElement: type is invalid -- expected a string (for built-in components) or a class/function (for composite components) but got: undefined. You likely forgot to export your component from the file it's defined in. Check the render method of `CountLineData`.

本错误的原因：在页面上引用多加了{}，唉，害死人呀

所以说，这种错误解决的办法只有细心，没别的

免责声明！

本站转载的文章为个人学习借鉴使用，本站对版权不负任何法律责任。如果侵犯了您的隐私权益，请联系本站邮箱yoyou2525@163.com删除。

猜您在找 Each child in an array or iterator should have a unique "key" prop. Check the render method of `CreditCategoryModal` react.js中render的return的坑 react中render函数里面的this指向？学习React前端框架，报错 'render' is not defined no-undef Vue报错（Property or method "xxx" is not defined on the instance but referenced during render.） Vue报错:Property or method "XXX" is not defined on the instance but referenced during render. Make sure that this property is reactive... 关于Vue报错（Property or method “xxx“ is not defined on the instance but referenced during render.）防踩坑 React之JSX里render中return方法添加括号()或者[] React router的Route中component和render属性的使用实现简易版react中createElement和render方法