Chilkat HOME .NET Core C# Android™ AutoIt C C# C++ Chilkat2-Python CkPython Classic ASP DataFlex Delphi ActiveX Delphi DLL Go Java Lianja Mono C# Node.js Objective-C PHP ActiveX PHP Extension Perl PowerBuilder PowerShell PureBasic Ruby SQL Server Swift 2 Swift 3,4,5... Tcl Unicode C Unicode C++ VB.NET VBScript Visual Basic 6.0 Visual FoxPro Xojo Plugin
(Xojo Plugin) Compress Bytes to Base64 (or any other encoding)Compresses bytes to base64 or any other encoding. Also decompress to return the original.
// This example assumes the Chilkat API to have been previously unlocked. // See Global Unlock Sample for sample code. Dim success As Boolean // First create some binary data to compress. Dim binData As New Chilkat.BinData Dim i As Int32 For i = 1 To 16 success = binData.AppendEncoded("000102030405060708090A0B0C0D0E0F","hex") Next Dim compress As New Chilkat.Compression compress.Algorithm = "deflate" compress.EncodingMode = "base64" Dim uncompressedBytes As MemoryBlock uncompressedBytes = binData.GetBinary() // Compress and return the compressed bytes in base64 format. Dim compressedBase64 As String compressedBase64 = compress.CompressBytesENC(uncompressedBytes) System.DebugLog("compressed and base64 encoded: " + compressedBase64) // Compress and return in hex format: compress.EncodingMode = "hex" Dim compressedHex As String compressedHex = compress.CompressBytesENC(uncompressedBytes) System.DebugLog("compressed and hex encoded: " + compressedHex) // Now decompress.. Dim binData2 As New Chilkat.BinData // Decompress the base64.. compress.EncodingMode = "base64" uncompressedBytes = compress.DecompressBytesENC(compressedBase64) success = binData2.AppendBinary(uncompressedBytes) // Show the uncompressed bytes in hex format: System.DebugLog(binData2.GetEncoded("hex")) System.DebugLog("--") // Decompress the hex.. compress.EncodingMode = "hex" uncompressedBytes = compress.DecompressBytesENC(compressedHex) success = binData2.Clear() success = binData2.AppendBinary(uncompressedBytes) // Show the uncompressed bytes in hex format: System.DebugLog(binData2.GetEncoded("hex")) System.DebugLog("--") |
© 2000-2024 Chilkat Software, Inc. All Rights Reserved.