html如下：<!DOCTYPE html><html><head><meta charset="UTF-8"><title>title</title><!-- <meta http-equiv="refresh" content="2" > --&g

怎么实现从接口获取的信息的表格局部自动刷新-PHP中文网问答

html如下：

#

<title>标题</title>

<脚本语言=“javascript”src=“../JS/login.js”>

   <表 id= "table1" class="table1" border="1px">
    <tr>
     <th>信息</th>
     <th>msg</th>
<th>认证码</th>
    </tr>
    </div>
    </div>

##js如下：

function Login() {

var xmlhttp;
if (window.XMLHttpRequest) {
xmlhttp = new XMLHttpRequest();
} else {
xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
}

xmlhttp.onreadystatechange = function() {

  if (xmlhttp.readyState == 4 && xmlhttp.status = = 200) {
   var datastr = xmlhttp.responseText;
   var dataobj = JSON.parse(datastr)
   let dataarr = [];
   for (let i in dataobj) {
    dataarr .push(dataobj[i]);
   }

var table = document.getElementById("table1");

   var row = table.insertRow(table.rows.length);
   var c1 = row.insertCell(0);
   c1.innerHTML = dataarr[0];
   var c2 = row.insertCell(1);
   c2.innerHTML = dataarr[1];
   var c3 = row.insertCell(2);
   c3.innerHTML = dataarr[2];
  }
}
xmlhttp.open("POST", "https://api.123321yun .com/api/user/login?username=test123&password=123456", true);
xmlhttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
xmlhttp. send();

#}

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