{"id":102241,"date":"2021-11-09T03:36:42","date_gmt":"2021-11-09T01:36:42","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/reliz-otkrytoj-platformy-platformy-net-6"},"modified":"2021-11-09T03:36:42","modified_gmt":"2021-11-09T01:36:42","slug":"reliz-otkrytoj-platformy-platformy-net-6","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-otkrytoj-platformy-platformy-net-6","title":{"rendered":"Lansering av den \u00f6ppna plattformen .NET 6","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Microsoft har lanserat en ny betydande version av den \u00f6ppna plattformen .NET 6, som har skapats genom att f\u00f6rena produkterna .NET Framework, .NET Core och Mono. Med .NET 6 kan man skapa plattformsoberoende applikationer f\u00f6r webbl\u00e4sare, molnsystem, skrivbord, IoT-enheter och mobila plattformar, med hj\u00e4lp av enhetliga bibliotek och en gemensam byggprocess oavsett typ av applikation. Versionerna av .NET SDK 6, .NET Runtime 6 och ASP.NET Core Runtime 6 \u00e4r tillg\u00e4ngliga f\u00f6r Linux, macOS och Windows. .NET Desktop Runtime 6 levereras endast f\u00f6r Windows. Projektets material sprids under MIT-licensen.    <\/p>\n<p>.NET 6 inkluderar CoreCLR-runtime med JIT-kompilatorn RyuJIT, standardbibliotek, CoreFX-bibliotek, WPF, Windows Forms, WinUI, Entity Framework, kommandoradsgr\u00e4nssnittet dotnet samt verktyg f\u00f6r utveckling av mikrotj\u00e4nster, bibliotek, serverprogram, grafiska och konsolapplikationer. Separat publicerades en stack f\u00f6r utveckling av webapplikationer ASP.NET Core 6.0 och ORM-lagret Entity Framework Core 6.0 (drivrutiner finns bland annat f\u00f6r SQLite och PostgreSQL), samt versioner av spr\u00e5ken C# 10 och F# 6. St\u00f6d f\u00f6r .NET 6.0 och C# 10 ing\u00e5r i den kostnadsfria kodredigeraren Visual Studio Code.          <\/p>\n<p>Nyhetsfunktioner:  <\/p>\n<ul>\n<li class=\"l\"> Prestandan har \u00f6kat avsev\u00e4rt, inklusive optimering av filin- och utdata.\n<li class=\"l\"> I C# 10 har st\u00f6det f\u00f6r strukturer i form av poster (record struct), direktivet &#171;global using&#187;, filbundna namnomr\u00e5den och nya funktioner f\u00f6r lambda-uttryck implementerats. Kompilatorn har ocks\u00e5 f\u00e5tt st\u00f6d f\u00f6r inkrementell generering av k\u00e4llkod.\n<li class=\"l\"> Spr\u00e5ket F# 6 har f\u00e5tt st\u00f6d f\u00f6r mekanismen f\u00f6r asynkron uppgiftsutf\u00f6rande async och pipelines debugging.\n<li class=\"l\"> Funktionen Hot Reload \u00e4r tillg\u00e4nglig, vilket ger medel f\u00f6r att redigera kod i realtid under programmets k\u00f6rning, vilket g\u00f6r att \u00e4ndringar kan g\u00f6ras utan att manuellt stoppa k\u00f6rningen och utan att f\u00e4sta brytpunkter. Utvecklaren kan k\u00f6ra applikationen med &#171;dotnet watch&#187;, efter vilket de \u00e4ndringar som g\u00f6rs i koden automatiskt till\u00e4mpas p\u00e5 den k\u00f6rande applikationen, vilket g\u00f6r att resultatet kan observeras omedelbart.\n<li class=\"l\"> Verktyget &#171;dotnet monitor&#187; har lagts till f\u00f6r att f\u00e5 tillg\u00e5ng till diagnostisk information om dotnet-processen.\n<li class=\"l\"> Ett nytt system f\u00f6r dynamisk optimering baserat p\u00e5 resultat fr\u00e5n kodprofilering (PGO \u2014 Profile-guided optimization) har f\u00f6reslagits, vilket g\u00f6r det m\u00f6jligt att generera mer optimal kod baserat p\u00e5 analysen av k\u00f6rningens egenskaper. Anv\u00e4ndningen av PGO har \u00f6kat prestandan f\u00f6r TechEmpower JSON &#171;MVC&#187; med 26%.\n<li class=\"l\"> I ASP.NET Core har HttpClient och gRPC f\u00e5tt st\u00f6d f\u00f6r protokollet HTTP\/3.\n<li class=\"l\"> API:et kopplat till JSON-formatet har ut\u00f6kats. En ny kodgenerator System.Text.Json och ett dat serialiseringssystem i JSON-format har lagts till.\n<li class=\"l\"> I Blazor, plattformen f\u00f6r att skapa webbapplikationer i C#, har st\u00f6d f\u00f6r rendering av Razor-komponenter fr\u00e5n JavaScript och integration med befintliga JavaScript-applikationer lagts till.\n<li class=\"l\"> St\u00f6d f\u00f6r kompilering av .NET-kod till WebAssembly har lagts till.\n<li class=\"l\"> API:et f\u00f6r File IO har f\u00e5tt st\u00f6d f\u00f6r symboliska l\u00e4nkar. FileStream har helt skrivits om.\n<li class=\"l\"> St\u00f6d f\u00f6r OpenSSL 3-biblioteket och kryptografiska algoritmer som ChaCha20\/Poly1305 har lagts till.\n<li class=\"l\"> I Runtime har mekanismer f\u00f6r skydd W^X (Write XOR Execute, f\u00f6rbud mot samtidig skriv- och exekverings\u00e5tkomst) och CET (Control-flow Enforcement Technology, skydd mot exploatering utf\u00f6rda med \u00e5terv\u00e4ndande orienterade programmetoder) implementerats.\n<li class=\"l\"> Experimentellt st\u00f6d f\u00f6r iOS och Android har lagts till som TFM-plattformar (Target Framework Moniker).\n<li class=\"l\"> St\u00f6det f\u00f6r Arm64-system har f\u00f6rb\u00e4ttrats avsev\u00e4rt. St\u00f6d f\u00f6r Apple-enheter baserade p\u00e5 ARM-chipet M1 (Apple Silicon) har lagts till.\n<li class=\"l\"> Processen f\u00f6r att bygga .NET SDK fr\u00e5n k\u00e4llkoder har s\u00e4kerst\u00e4llts, vilket f\u00f6renklar arbetet med att skapa .NET-paket f\u00f6r Linux-distributioner.\n<ul>\n<br \/>K\u00e4lla: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=56124\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Microsoft \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u0438\u043b\u0430 \u043d\u043e\u0432\u044b\u0439 \u0437\u043d\u0430\u0447\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u043e\u0442\u043a\u0440\u044b\u0442\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b .NET 6, \u0441\u043e\u0437\u0434\u0430\u043d\u043d\u043e\u0439 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