如何使用WEB API点网核心实现文件上传? [英] How to achieve File upload using WEB API Dot net core?
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问题描述
我正在研究ASP DOT NET核心Web API,需要发送多个附件.我尝试过像
I am working on ASP DOT NET core web api where I need to send multiple attachments. I tried like following
<input type="text" id="txt_firstName" />
<input type="text" id="txt_lastName" />
<input type="file" id="file_TicketManageMent_AttachFile" multiple />
<input type="button" onclick="fnADD()" />
<script>
function fnADD(){
var input = document.getElementById('file_TicketManageMent_AttachFile');
var files = fileList;
var formData = new FormData();
for (var i = 0; i != files.length; i++) {
formData.append("files", files[i]);
}
var mdl = {};
mdl.FirstName = 'Title';
mdl.LastName = 'Short Description';
mdl.Attachments = formData;
$.ajax({
cache: false,
type: 'Post',
contentType: 'application/json',
data: JSON.stringify(mdl),
url: fnApiRequestUri('api/Customer/AddTicket'),
success: function (xhr, ajaxOptions, thrownError) {
}
});
}
</script>
//C# code
[Route("AddTicket")]
[HttpPost]
[Authorize(Roles = MethodsAuthorization.AllRoles)]
public async Task<IActionResult> AddTicket(Model _model)
{
}
public class Model
{
public string FirstName {get;set;}
public string LastName {get;set;}
public List<IFormFile> Attachments { get; set; }
}
我遇到以下错误 服务器响应的状态为400()
I am getting following error the server responded with a status of 400 ()
我提到了以下问题 [1]:https://stackoverflow.com/a/49966788/9491935
I referred following question [1]: https://stackoverflow.com/a/49966788/9491935
推荐答案
在需要发送多个附件的ASP DOT NET核心Web API上工作
working on ASP DOT NET core web api where I need to send multiple attachments
要实现此目的,您可以尝试修改以下代码.
To achieve it, you can try to modify the code like below.
Js客户
function fnADD() {
var input = document.getElementById('file_TicketManageMent_AttachFile');
var files = input.files;
var formData = new FormData();
for (var i = 0; i != files.length; i++) {
formData.append("Attachments", files[i]);
}
formData.append("FirstName", 'Title');
formData.append("LastName", 'Short Description');
$.ajax({
cache: false,
type: 'Post',
data: formData,
url: '{your_url_here}',
processData: false,
contentType: false,
success: function (xhr, ajaxOptions, thrownError) {
}
});
}
控制器操作
[Route("AddTicket")]
[HttpPost]
[Authorize(Roles = MethodsAuthorization.AllRoles)]
public async Task<IActionResult> AddTicket([FromForm]Model _model)
{
//code logic here
}
测试结果
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