测试图片也用我啵的美照~
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>文件及时预览功能</title>
</head>
<body>
<input type="file" id="file">
<img src="" id="preview">
<script>
var file = document.querySelector('#file');
var priview = document.querySelector("#preview");
// 监听文件上传事件
file.onchange = function () {
var reader = new FileReader();
// 读取文件
reader.readAsDataURL(this.files[0])
reader.onload = function () {
// 将文件读取结果显示到图片中
priview.src = reader.result;
}
}
</script>
</body>
</html>