C# 自己编写web服务
文件后缀响应 = "text/html";
文件后缀响应 = "application/json";
httpListenerContext.Response.ContentType = 文件后缀响应;
httpListenerContext.Response.AppendHeader("Access-Control-Allow-Origin", "*");
// Log_Engine.write_logV2("systemweb", "run", "文件后缀=" + 文件后缀 + " 文件后缀响应=" + 文件后缀响应);