我正在调用一个API并正确地获取到响应,但是在响应函数外部,同样的响应值显示为空。我需要在页面加载时从外部获取它。以下是代码:
import React, { useState, useEffect,useRef, useMemo } from 'react';
import axios from 'axios';
function Test() {
const [state, setState] = useState([]);
useEffect(() => {
axios.get(`https://jsonplaceholder.typicode.com/todos/1`)
.then(res => {
setState(res.data);
})
console.log(state)
},
[]);
}
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