<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
#dropbox {
300px;
height: 300px;
background: #ffffff;
border:5px dashed #FF0000;
text-align: center;
line-height: 300px;
}
</style>
</head>
<body>
<div id="dropbox">
请把文件拖放到此区域
</div>
<div id="div1">
<!--显示文件的信息-->
</div>
<script>
//获得dom对象
var dropbox = document.getElementById('dropbox');
var div1 = document.getElementById('div1');
//拖动进入
dropbox.ondragenter = function(e) {
console.log('dropbox dragenter');
e.preventDefault();
e.stopPropagation();
//区域高亮
this.style.background = 'yellow';
}
//拖动离开
dropbox.ondragleave = function(e) {
console.log('dropbox dragleave');
e.preventDefault();
e.stopPropagation();
//区域失去高亮
this.style.background = 'white';
}
//拖动悬停
dropbox.ondragover = function(e) {
console.log('dropbox dragover');
e.preventDefault();
e.stopPropagation();
}
//释放元素
dropbox.ondrop = function(e) {
console.log('dropbox drop');
e.preventDefault();
e.stopPropagation();
//从e.dataTransfer对象中获得文件列表对象
var files = e.dataTransfer.files;
var html = [];
//遍历文件列表
for (var i = 0;i < files.length;i ++) {
//获得当前文件对象
var f = files[i];
//读取文件信息拼接字符串放到数组中
html.push('<p>' + f.name + ',' + (f.type||'未知类型') + ',' + f.size + '字节</p>');
}
//在div1中显示文件信息
div1.innerHTML = html.join('');
}
</script>
</body>
</html>