when the mapDispatchToProps method is passed into the connect, the dispatch in the component is undefined;
when the mapDispatchToProps method is not passed into the connect, the dispatch in the component can be obtained
Why does this happen?
when the mapDispatchToProps method is passed into the connect, the dispatch in the component is undefined;
when the mapDispatchToProps method is not passed into the connect, the dispatch in the component can be obtained
Why does this happen?
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update the store data twice in a row, and the second time you will get the original store such as . initState ={ a: , b: }; dispatch(setState(a,1)) dispatch(setState(b,1)) the final state result is { a: , b:1 } if you repla...
redux-thunk const fetchData = (params) => (dispatch) => { setTimeout(() => { dispatch({action: GET_DATA , payload: 111}) }) } dispatch const fetchData = (params) => ({action: GET_DATA , payload: 111}); setTimeout(() =>...
redux rookie, want to write a demo, with react-redux click login to transfer data index.js: const store = createStore(reducer) ReactDOM.render( ( <Provider store = {store}> <Router> <div> ...
suppose the state in redux looks like this: state = { value: aaa , list:[ 123 , 321 , 12231 ] } The A component is an input,input whose value corresponds to the value in state. B component is a list,list content that needs to be obtai...
problem description how ant-design component library form forms are asynchronously checked the environmental background of the problems and what methods you have tried I use the set of things that redux, does not maintain state, internally and I u...
recently encountered a confusion as follows: suppose I get a list of original items by request, and I store it in store state = { products:[...] } in a component, users can hide items they don t care about (ps: is not deleted, similar to adding...
can react-redux be injected into the entry file like vuex and store can be accessed everywhere? The novice code is as follows: if I need to access the store component, I need to add < Provider store= {store} > {children} < Provider > and create c...
problem description TODO List case, delete action data of list and do not re-render UI the environmental background of the problems and what methods you have tried redux-devtools-extension plug-in, check the data changes after action is triggered,...
problem description TODO List case, delete action data of list and do not re-render UI the environmental background of the problems and what methods you have tried redux-devtools-extension plug-in, check the data changes after action is triggered,...
problem description I have taken a look at redux-saga in the last two days. I have a question that is not very clear. Let me ask you something: authorizetoken: The Api.authorize function I use axios to return data, but since it is neither a gener...