在React开发中,遇到“invariant violation: element type is invalid: expected a string (for built-in components) or a class/function (for composite components) but got: undefined”这样的错误,通常意味着你尝试渲染的React元素类型不正确或未定义。这个错误经常发生在以下几种情况中: 1. 错误地传递了组件类...
Expected behavior When I test with enzyme using shallow render - I should be able to .find('DatePicker') but it returns 0 results. - trying with mount() throws an error Invariant Violation: Element type is invalid: expected a string (for...
Invariant Violation: Element type is invalid: expected a string (for built-in components) or a class/function (for composite components) but got: object. 错误解决办法:https://blog.csdn.net/niuba123456/article/details/82086513(并不绝对,学会变通)...
前面文章我们介绍了fusionUI表单组件的使用，这里有一些不补充，假如我们的表单填写工程中，需要实时操作...
Until React 15.4.0 is out, update all React packages to15.4.0-rc.4if you want to try it out. We get this error a lot when trying to test our components. Not sure where this is coming from. ● Runtime Error - Invariant Violation: ReactCompositeComponent: injectEnvironment() can only ...