静态页面编写
编码类型设置为 multipart/form-data 支持文本和文件上传，输入类型为 file
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| <html lang="en">
<head>
<meta charset="UTF-8">
<title>文件上传</title>
</head>
<body>
<form action="/fileUploadController" method="post" enctype="multipart/form-data">
<input type="file" name="file" value="上传">
<input type="submit">
</form>
</body>
</html>
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Controller编写
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| @RestController
public class FileUploadController {
@PostMapping("/fileUploadController")
public String fileUpload(MultipartFile file) throws IOException {
System.out.println(file.getOriginalFilename());
file.transferTo(new File("f:/"+file.getOriginalFilename()));
return "OK";
}
}
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设定上传文件大小和上传总量
在 application.properties 中配置文件上传限制
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spring.servlet.multipart.max-file-size=2MB
spring.servlet.multipart.max-request-size=20MB
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