C#でstructをバイト配列に変換する拡張メソッド - Qiita

public static byte[] ToByteArray<T>(this T structure) where T : struct { byte[] bb = new byte[Marshal.SizeOf(typeof(T))]; GCHandle gch = GCHandle.Alloc(bb, GCHandleType.Pinned); Marshal.StructureToPtr(structure, gch.AddrOfPinnedObject(), false); gch.Free(); return bb; } Register as a new user and use Qiita more conveniently You get articles that match your needsYou can efficiently read back useful