[英]Error: Too many re-renders. React limits the number of renders to prevent an infinite loop. React
[英]error too many re-renders. react limits the number of renders to prevent an infinite loop
似乎調用映射到狀態的 todoList 導致了問題,但我不知道為什么......我如何讓我的狀態中的待辦事項數組顯示在表中而不出現此錯誤?
import React, { useState, useEffect } from 'react';
import { connect } from 'react-redux';
import { getTodos } from '../../actions/todo';
//Bootstrap Table
import BootstrapTable from 'react-bootstrap-table-next';
import paginationFactory from 'react-bootstrap-table2-paginator';
import * as ReactBootStrap from 'react-bootstrap';
const UserTable = ({ getTodos, todoList }) => {
useEffect(() => {
getTodos();
// eslint-disable-next-line
}, []);
const [todos, setTodos] = useState([]);
const [loading, setLoading] = useState(false);
const columns = [
{ dataField: 'id', text: 'ID' },
{ dataField: 'userId', text: "User's ID" },
{ dataField: 'title', text: 'Title of Todo' },
{ dataField: 'completed', text: 'Is this done?' },
];
setTodos(todoList);
return (
<BootstrapTable
keyField='id'
data={todos}
columns={columns}
pagination={paginationFactory()}
/>
);
};
const mapStateToProps = (state) => ({
todoList: state.todo.todoList,
});
export default connect(mapStateToProps, { getTodos })(UserTable);
考慮避免直接在函數體內設置狀態 - 這會導致無限循環。
無論如何 - 你為什么要把它保持在 state 內? 我建議你對道具進行手術。
return (
<BootstrapTable
keyField='id'
data={todoList} // todos directly from props
columns={columns}
pagination={paginationFactory()}
/>
);
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