摘要：
Source code https://github.com/dotnet/samples/tree/main/csharp/getting-started/console-webapiclient private static readonly HttpClient client = new Ht 阅读全文
摘要：
Example class ReadFromFile { static void Main() { // The files used in this example are created in the topic // How to: Write to a Text File. You can 阅读全文