简单实现ajax拖拽上传文件
时间：2018/5/9 21:55:34阅读：
AJAX拖拽上传功能实现，供大家参考，具体内容如下<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><me…
AJAX拖拽上传功能实现，供大家参考，具体内容如下
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
.box {
width: 300px;
height: 300px;
border: 1px solid #000;
text-align: center;
line-height: 300px;
font-size: 40px;
}
</style>
</head>
<body>
<div class="box">+</div>
<script>
var box = document.querySelector(".box");
box.ondragover = function (e) {
e.preventDefault();
}
box.ondrop = function (e) {
console.log(e.dataTransfer)
e.preventDefault();
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = function () {
if (xhr.readyState == 4 && xhr.status == 200) {
console.log(xhr.responseText)
}
}
xhr.open("POST", "./server.php", true);
var formdata = new FormData();
formdata.append("pic", e.dataTransfer.files[0]);
formdata.append("name", "luyao");
xhr.send(formdata);
}
</script>
</body>
</html>