{"id":30112,"date":"2024-03-18T23:28:06","date_gmt":"2024-03-18T14:28:06","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%a7%e3%81%aememorystream%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b%ef%bc%9f\/"},"modified":"2024-03-22T22:35:32","modified_gmt":"2024-03-22T13:35:32","slug":"c%e3%81%a7%e3%81%aememorystream%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%a7%e3%81%aememorystream%e3%81%ae%e4%bd%bf%e7%94%a8%e6%96%b9%e6%b3%95%e3%81%af%e4%bd%95%e3%81%a7%e3%81%99%e3%81%8b%ef%bc%9f\/","title":{"rendered":"C#\u3067\u306eMemoryStream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f"},"content":{"rendered":"

MemoryStream\u306f\u3001\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u66f8\u304d\u3092\u30c7\u30a3\u30b9\u30af\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u305b\u305a\u306b\u30e1\u30e2\u30ea\u5185\u3067\u884c\u3048\u308b\u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u3059\u3002System.IO\u540d\u524d\u7a7a\u9593\u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n

MemoryStream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\uff1a<\/p>\n

    \n
  1. MemoryStream\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/li>\n<\/ol>\n
    MemoryStream memoryStream = new<\/span> MemoryStream();\r\n<\/code><\/pre>\n
      \n
    1. \u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u306b\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\uff1a<\/li>\n<\/ol>\n
      byte<\/span>[] data = Encoding.UTF8.GetBytes(\"Hello, World!\"<\/span>);\r\nmemoryStream.Write(data, 0<\/span>, data.Length);\r\n<\/code><\/pre>\n
        \n
      1. \u30c7\u30fc\u30bf\u3092\u30e1\u30e2\u30ea\u30fc\u30b9\u30c8\u30ea\u30fc\u30e0\u304b\u3089\u8aad\u307f\u8fbc\u3080:<\/li>\n<\/ol>\n
        memoryStream.Seek(0<\/span>, SeekOrigin.Begin); \/\/\u5c06\u5185\u5b58\u6d41\u7684\u4f4d\u7f6e\u8bbe\u7f6e\u4e3a\u5f00\u5934<\/span>\r\nbyte<\/span>[] buffer = new<\/span> byte<\/span>[memoryStream.Length];\r\nmemoryStream.Read(buffer, 0<\/span>, buffer.Length);\r\nstring<\/span> str = Encoding.UTF8.GetString(buffer);\r\n<\/code><\/pre>\n
          \n
        1. \u30e1\u30e2\u30ea\u30fc\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u9589\u3058\u308b\u3002<\/li>\n<\/ol>\n
          memoryStream.Close();\r\n<\/code><\/pre>\n
          MemoryStream\u306b\u306f\u3001GetPosition\uff08\u73fe\u5728\u306e\u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u4f4d\u7f6e\u3092\u53d6\u5f97\u3059\u308b\uff09\u3084SetLength\uff08\u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u306e\u9577\u3055\u3092\u8a2d\u5b9a\u3059\u308b\uff09\u306a\u3069\u306e\u4fbf\u5229\u306a\u30e1\u30bd\u30c3\u30c9\u3084\u30d7\u30ed\u30d1\u30c6\u30a3\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3055\u3089\u306b\u3001MemoryStream\u3092\u4ed6\u306e\u30b9\u30c8\u30ea\u30fc\u30e0\uff08\u305f\u3068\u3048\u3070FileStream\uff09\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u8aad\u307f\u66f8\u304d\u64cd\u4f5c\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n
          \u5185\u5b58\u6d41\u3092\u4f7f\u7528\u3059\u308b\u969b\u306b\u306f\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306b\u6ce8\u610f\u3057\u3001\u30c7\u30fc\u30bf\u91cf\u304c\u5927\u304d\u3059\u304e\u3066\u30e1\u30e2\u30ea\u304c\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u3059\u308b\u3053\u3068\u3092\u907f\u3051\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          MemoryStream\u306f\u3001\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u66f8\u304d\u3092\u30c7\u30a3\u30b9\u30af\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u305b\u305a\u306b\u30e1\u30e2\u30ea\u5185\u3067\u884c\u3048\u308b\u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u3059\u3002System.IO\u540d\u524d\u7a7a\u9593\u306b\u3042\u308a\u307e\u3059\u3002 MemoryStream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\uff1a Memo […]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-30112","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nC#\u3067\u306eMemoryStream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u3067\u306ememorystream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C#\u3067\u306eMemoryStream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f\" \/>\n<meta property=\"og:description\" content=\"MemoryStream\u306f\u3001\u30c7\u30fc\u30bf\u306e\u8aad\u307f\u66f8\u304d\u3092\u30c7\u30a3\u30b9\u30af\u3084\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u305b\u305a\u306b\u30e1\u30e2\u30ea\u5185\u3067\u884c\u3048\u308b\u30e1\u30e2\u30ea\u30b9\u30c8\u30ea\u30fc\u30e0\u3067\u3059\u3002System.IO\u540d\u524d\u7a7a\u9593\u306b\u3042\u308a\u307e\u3059\u3002 MemoryStream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\uff1a Memo […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u3067\u306ememorystream\u306e\u4f7f\u7528\u65b9\u6cd5\u306f\u4f55\u3067\u3059\u304b\uff1f\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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