和大家分享一下Base64文字列转换方法。本文来自http://bingning.net/VB/SOURCE/string/base64.html
字节型数组向Base64文字列的变换
[VB.NET]
Dim inFileName As String = "C:/test.zip" Dim inFile As System.IO.FileStream Dim bs() As Byte
inFile = New System.IO.FileStream(inFileName,_ System.IO.FileMode.Open,System.IO.FileAccess.Read) ReDim bs(inFile.Length - 1) Dim readBytes As Long = inFile.Read(bs,inFile.Length) inFile.Close()
Dim base64String As String base64String = System.Convert.ToBase64String(bs)
Console.WriteLine(base64String)
C#]
string inFileName = @"C:/test.zip"; System.IO.FileStream inFile; byte [] bs;
inFile = new System.IO.FileStream(inFileName, System.IO.FileMode.Open,System.IO.FileAccess.Read); bs = new byte [inFile.Length]; int readBytes = inFile.Read(bs,(int) inFile.Length); inFile.Close();
string base64String; base64String = System.Convert.ToBase64String(bs);
Console.WriteLine(base64String);
从Base64文字列向字节型数组的变换 [VB.NET]
Dim s As String = TextBox1.Text
Dim bs() As Byte = System.Convert.FromBase64String(s)
Dim outFileName As String = "C:/test.dat"
Dim outFile As New System.IO.FileStream(outFileName,_ System.IO.FileMode.Create,System.IO.FileAccess.Write) outFile.Write(bs,bs.Length) outFile.Close()
[C#]
string s = TextBox1.Text;
byte [] bs = System.Convert.FromBase64String(s);
string outFileName = @"C:/test.dat";
System.IO.FileStream outFile = new System.IO.FileStream(outFileName,System.IO.FileMode.Create,System.IO.FileAccess.Write);
outFile.Write(bs,bs.Length);
outFile.Close();
(编辑:李大同)
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