php将图片表单提交至七牛云

<?php

require_once ‘Qiniu/examples/upload.php‘;

?>

<script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js"></script>

<script type="text/javascript">

    function saveReport() { 

        var form = new FormData(document.getElementById("saveReportForm"));
                 var req = new XMLHttpRequest();

                 
                 req.open("post", "http://up-z2.qiniu.com/", false);
                 req.send(form);

                 if(req.readyState == 4){
                   if (req.status == 200 || req.status == 0){
                        //alert(req.responseText);
                        var obj = JSON.parse(req.responseText);
                        //alert(obj.key);
                        //document.getElementById("file").value = null;
                        //document.getElementById("file").value = "你的七牛云外链默认域名/"+obj.key;
                        document.getElementById("img").value = null;
                        document.getElementById("img").innerHTML = "<img src=\"你的七牛云外链默认域名/"+obj.key+"\">"
            }
        }    
                 

        return false; // 必须返回false，否则表单会自己再做一次提交操作，并且页面跳转 
    } 



</script>



<form id="saveReportForm" method="post" action="http://up-z2.qiniu.com/" enctype="multipart/form-data" onsubmit="return saveReport();">
  
  <input name="token" type="hidden" value="<?=$token?>">
  <input onchange="document.getElementById(‘file‘).value=this.value" name="file" type="file" />
  <input type="submit">
</form>
<div id="img"></div>