RN

react-redux 解决不重新渲染的问题

2019-07-24  本文已影响0人  py晓枫

原始代码:

const reducers = (state=defaultState, action) => {
    switch(action.type) {
        case 'change':
            return Object.assign({}, state, {navList: action.navList});
            
        default:
            return state;
    }
}

正常运行代码

const reducers = (state=defaultState, action) => {
    switch(action.type) {
        case 'change':
            return Object.assign({}, state, {navList: [...action.navList]});
            
        default:
            return state;
    }

}
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