可用于asp.net
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<script src="https://cdn.staticfile.org/jquery/1.10.2/jquery.min.js"></script>
<title>Document</title>
</head>
<body>
<div>
<input type="file" id="file0" />
<img id="img0" width="200" height="200" />
<video id="video0" width="200" height="200" controls="controls" autoplay="autoplay"></video>
</div>
<script>
//监听input的change事件
$("#file0").change(function () {
var objUrl = getObjectURL(this.files[0]);
console.log("objUrl = " + objUrl);
if (objUrl) {
$("#img0").attr("src", objUrl);
$("#video0").attr("src", objUrl);
}
});
//建立一個可存取到該file的url
function getObjectURL(file) {
var url = null;
if (window.createObjectURL != undefined) {
// basic
url = window.createObjectURL(file);
} else if (window.URL != undefined) {
// mozilla(firefox)
url = window.URL.createObjectURL(file);
} else if (window.webkitURL != undefined) {
// webkit or chrome
url = window.webkitURL.createObjectURL(file);
}
return url;
}
</script>
</body>
</html>
