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Asp.Net Core Download big file error issue
问题描述：
使用HttpClient下载文件抛出异常：Cannot write more bytes to the buffer than the configured maximum buffer size: 2147483647.
解决方式：
在GetAsync方法第二个参数加上 HttpCompletionOption.ResponseHeadersRead （获取到响应头就返回）
var response = await client.GetAsync(url, HttpCompletionOption.ResponseHeadersRead)
Asp.Net Core Download big file error issue
https://kuriyama.top/posts/dotnet/asp-net-core-download-big-file-error-issue/