{"type":"rich","title":"C# P/Invoke\u3068COM\u547c\u3073\u51fa\u3057\u6642\u3001UnmanagedType.LPWStr\u306fout\u6307\u5b9a\u3067Marshal.FreeCoTaskMem\u3055\u308c\u308b","provider_name":"Hatena Blog","width":"100%","blog_url":"https://potisan-programming-memo.hatenablog.jp/","author_url":"https://blog.hatena.ne.jp/potisan/","description":"P/Invoke\u3068COM\u547c\u3073\u51fa\u3057\u6642\u3001UnmanagedType.LPWStr\u306eMarshal.FreeCoTaskMem\u306f\u4e0d\u8981\u3089\u3057\u3044\u3067\u3059\u3002CoTaskMemFree\u304c\u5fc5\u8981\u306aLPWSTR\u306fout IntPtr\u3084out SafeHandle\u3067\u53d7\u3051\u53d6\u3089\u306a\u304f\u3066\u3082\u3001out string\u3067\u53d7\u3051\u53d6\u308c\u3070\u81ea\u52d5\u3067Marshal.FreeCoTaskMem\u3055\u308c\u308b\u305d\u3046\u3067\u3059\u3002 \u305f\u3060\u3057\u8907\u6570\u56de\u306e\u30b3\u30d4\u30fc\u304c\u767a\u751f\u3059\u308b\u305f\u3081\u3001\u5927\u304d\u306a\u30c7\u30fc\u30bf\u306e\u4e00\u90e8\u3092\u6271\u3046\u5834\u5408\u306fout IntPtr(\u73fe\u5728\u306fout nint\u3067\u3082)\u306a\u3069\u3067\u53d7\u3051\u53d6\u3063\u305f\u65b9\u304c\u826f\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u307e\u305f\u3001LocalFree\u3084HeapFree\u3067\u89e3\u653e\u3059\u3079\u304d\u30e1\u30e2\u30ea\u306fUnmanagedType.\u2026","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fpotisan-programming-memo.hatenablog.jp%2Fentry%2F2022%2F05%2F02%2F190334\" title=\"C# P/Invoke\u3068COM\u547c\u3073\u51fa\u3057\u6642\u3001UnmanagedType.LPWStr\u306fout\u6307\u5b9a\u3067Marshal.FreeCoTaskMem\u3055\u308c\u308b - potisan\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30e1\u30e2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"height":"190","published":"2022-05-02 19:03:34","author_name":"potisan","provider_url":"https://hatena.blog","categories":["C#","\u307e\u3068\u3081\u672a\u767b\u9332\uff08\u7ba1\u7406\u7528\uff09"],"version":"1.0","blog_title":"potisan\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30e1\u30e2","url":"https://potisan-programming-memo.hatenablog.jp/entry/2022/05/02/190334"}