[C#][VB.NET]Isolated Storage 隔離儲存區

April 22, 2009

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]> 欲了解更多，可參考『HOW TO：取得離儲存區的存放區』。刪除隔離儲存區刪除隔離儲存區主要有二種方法：1.透過執行個體方法 Remove簡易範例如下：VB.NETDim isoStore As IsolatedStorageFile isoStore = IsolatedStorageFile.GetUserStoreForDomain() isoStore.Remove() isoStore.Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]> 欲了解更多，可參考『HOW TO：刪除隔離儲存區中的存放區』。建立目錄欲在Isolated Storage建立目錄，可分為幾個步驟：取得IsolatedStorageFile物件使用IsolatedStorageFile物件的CreateDirectory方法建立目錄關閉IsolatedStorageFile 簡易範例如下：VB.NETDim isoStore As IsolatedStorageFile isoStore = IsolatedStorageFile.GetUserStoreForDomain() isoStore.CreateDirectory(“Test”) isoStore.Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]>欲了解更多，可參考『HOW TO：讀取和寫入離儲存區中的檔案』。尋找目錄欲尋找Isolated Storage的目錄，可分為幾個步驟：取得IsolatedStorageFile物件使用IsolatedStorageFile物件的GetDirectoryNames方法尋找目錄關閉IsolatedStorageFile 簡易範例如下：VB.NETDim isoStore As IsolatedStorageFile isoStore = IsolatedStorageFile.GetUserStoreForDomain()Dim dirNames As String() = isoStore.GetDirectoryNames("*") isoStore.Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]>欲了解更多，可參考『HOW TO：尋找隔離儲存區中的現有檔案和目錄』。尋找檔案欲尋找Isolated Storage的檔案，可分為幾個步驟：取得IsolatedStorageFile物件使用IsolatedStorageFile物件的GetFileNames方法尋找檔案關閉IsolatedStorageFile 簡易範例如下：VB.NETDim isoStore As IsolatedStorageFile isoStore = IsolatedStorageFile.GetUserStoreForDomainDim fileNames As String() = isoStore.GetFileNames("*") isoStore.Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]>欲了解更多，可參考『HOW TO：尋找隔離儲存區中的現有檔案和目錄』。刪除目錄欲刪除目錄，可分為幾個步驟：取得IsolatedStorageFile物件使用IsolatedStorageFile物件的DeleteDirectory方法刪除目錄關閉IsolatedStorageFile 簡易範例如下：VB.NETDim isoFile As IsolatedStorageFile = IsolatedStorageFile.GetUserStoreForDomain isoFile.DeleteDirectory(“Test”) isoFile.Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]> 刪除檔案欲刪除檔案，可分為幾個步驟：取得IsolatedStorageFile物件使用IsolatedStorageFile物件的DeleteFile方法刪除檔案關閉IsolatedStorageFile 簡易範例如下：VB.NETDim isoStorage As IsolatedStorageFile isoStorage = IsolatedStorageFile.GetUserStorageForDomain isoStorage .DeleteFile(“Test.xml”) isoStorage .Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]>欲了解更多，可參考『HOW TO：刪除隔離儲存區中的檔案和目錄』。寫入檔案欲寫入檔案，可分為幾個步驟：取得IsolatedStorageFile物件建立IsolatedStorageFileStream物件建立StreamWriter物件，並串連IsolatedStorageFileStream使用StreamWriter物件去寫入關閉StreamWriter關閉IsolatedStorageFileStream關閉IsolatedStorageFile 簡易範例如下：Dim isoStorage As IsolatedStorage.IsolatedStorageFile isoStorage = IsolatedStorage.IsolatedStorageFile.GetUserStoreForDomainDim stream As New IO.IsolatedStorage.IsolatedStorageFileStream(“Test.Txt”, FileMode.Create, isoStorage)Dim sw As New StreamWriter(stream) sw.WriteLine(“Test”) sw.Dispose() stream.Dispose() isoStorage.Dispose()<![CDATA[

.csharpcode, .csharpcode pre { font-size: small; color: black; font-family: consolas, “Courier New”, courier, monospace; background-color: #ffffff; /white-space: pre;/ } .csharpcode pre { margin: 0em; } .csharpcode .rem { color: #008000; } .csharpcode .kwrd { color: #0000ff; } .csharpcode .str { color: #006080; } .csharpcode .op { color: #0000c0; } .csharpcode .preproc { color: #cc6633; } .csharpcode .asp { background-color: #ffff00; } .csharpcode .html { color: #800000; } .csharpcode .attr { color: #ff0000; } .csharpcode .alt { background-color: #f4f4f4; width: 100%; margin: 0em; } .csharpcode .lnum { color: #606060; }]]>欲了解更多，可參考『HOW TO：在隔離儲存區中建立檔案和目錄』。讀取檔案欲讀取檔案，可分為幾個步驟：取得IsolatedStorageFile物件建立IsolatedStorageFileStream物件建立StreamReader物件，並串連IsolatedStorageFileStream使用StreamReader物件去讀取關閉StreamReader關閉IsolatedStorageFileStream關閉IsolatedStorageFile 簡易範例如下：Dim isoStorage As IsolatedStorage.IsolatedStorageFile isoStorage = IsolatedStorage.IsolatedStorageFile.GetUserStoreForDomainDim stream As New IO.IsolatedStorage.IsolatedStorageFileStream(“Test.Txt”, FileMode.Open, isoStorage)Dim sr As New StreamReader(stream)Dim str As String = sr.ReadLine() sr.Dispose() stream.Dispose() isoStorage.Dispose()<![CDATA[