前端之家收集整理的这篇文章主要介绍了
ajax上传图片与预览图片demo，
前端之家小编觉得挺不错的，现在分享给大家，也给大家做个参考。
- <!doctype html>
- <html lang="en">
- <head>
- <Meta charset="UTF-8">
- <Meta name="viewport"
- content="width=device-width,user-scalable=no,initial-scale=1.0,maximum-scale=1.0,minimum-scale=1.0">
- <Meta http-equiv="X-UA-Compatible" content="ie=edge">
- <title>ajax Upload demo</title>
- </head>
- <body>
-
- <form id="uploadForm" enctype="multipart/form-data">
- <input id="file" type="file" name="file"/>
- <button id="upload" type="button">upload</button>
- </form>
- <img id="pre" src="#" width="800" height="600"/>
- <button id="show" >show</button>
- </body>
- <script src="http://cdn.bootcss.com/jquery/3.1.0/jquery.js"></script>
- <script>
- $('#upload').click(upload);
- $('#file').change(function(){
- var reader = new FileReader();
- reader.readAsDataURL($('#file')[0].files[0]);
- reader.onload = function (e) {
- $('#pre').attr('src',this.result)
- }
- })
- function upload() {
- var form = new FormData();
- form.append("file",$('#file')[0].files[0]);
- form.append("name","jdlsajdlkas");
- form.append("order","1");
-
- var settings = {
- "async": true,"crossDomain": true,"url": "/attachments/","method": "POST","processData": false,"contentType": false,"mimeType": "multipart/form-data","data": form
- }
-
- $.ajax(settings).done(function (response) {
- console.log(response);
- });
- }
- </script>
- </html>
