About the simple call to get JSON data in JS (the code is attached, simple and crude)-JS Tutorial-php.cn

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About the simple call to get JSON data in JS (the code is attached, simple and crude)

亚连

May 18, 2018 am 10:49 AM

javascriptjsonObtain

The following is what I have compiled for you about simple calls to obtain JSON data in JS. Interested students can take a look.

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">  
<html>  
  <head>  
    <title>异步调用JSON</title>  
  </head>  
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />  
  <script type="text/javascript">  
  <!--  
   var xmlhttp;  
    // 创建XMLHTTPRequest对象  
    function createXMLHTTPRequest()  
    {  
         if(window.ActiveXObject)//②如果当前浏览器为IE  
         {  
            xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");  
         }  
         else if(window.XMLHttpRequest)//③如果是其他浏览器  
         {  
            xmlhttp = new XMLHttpRequest();  
         }else  
         {  
             alert("Your browser does not support XMLHTTP.");  
        }  
    }  
    function getInfo()  
    {  
      createXMLHTTPRequest();  
      xmlhttp.open("get", "http://audicms.ogilvy.com.cn/webapp/front/dealerapi!getdealerlist.action", true);  
      xmlhttp.onreadystatechange = returnInfo;  
      xmlhttp.send(null);  
    }  
    function returnInfo()  
    {  
      if(xmlhttp.readyState == 4)  
      {  
       var info = xmlhttp.responseText;  
       eval("var json= " + info);  
       var message="";  
       var dealerlocation="";  
       var salesphone="";  
      for(var i=0;i<json.dealers.length;i++){  
           message+="经销商名称：<font style=&#39;color:red;&#39;>" + json.dealers[i].name + "</font>  <br/>";  
           salesphone+="经销商电话：<font style=&#39;color:red;&#39;>" + json.dealers[i].salesphone + "</font>  <br/>";  
           dealerlocation+="经销商经纬度：<font style=&#39;color:red;&#39;>" + json.dealers[i].location + "</font>  <br/>";  
      }  
       document.getElementById("showInfo").innerHTML = message;  
       document.getElementById("salesphone").innerHTML = salesphone  
       document.getElementById("location").innerHTML=dealerlocation;  
      }  
    }  
  -->  
  </script>  
  <body>  
  <br/><br/>  
  <h2 id="异步调用JSON">异步调用JSON</h2>  
  <br/><input type="button" value="获取JSON数据" onclick="getInfo()" />  
   <table>  
    <tr>  
    <td><div id="showInfo"></div></td>  
    <td><span id="salesphone"><span></td>  
    <td><span id="location"><span></td>  
    </tr>  
   </table>  
  </body>  
</html>

The above is a simple call I compiled for you to get JSON data in JS. I hope it will be helpful to you in the future.

Entry-level video.js usage notes (code attached)

Talk about native JS and Other JS differences

In regards to adding ! in front of function in js, the code is attached

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