后台接收fetch传递的post数据

fetch('http://www.tingchunyu.com/test/fetch_test/fetch_getuser_test.php', {
    body: JSON.stringify({id:666}),
    headers: {
        'content-type': 'application/json'
    method: 'POST',
    .then(response => {
        if (response.ok){//判断请求是否成功
            return response.json()
        throw new Error('请求发生错误')
    .then(data=>{
        console.log(data)