Lianja

Demonstrate Binary Data Encoding Methods

Demonstrates binary data encoding methods.

Note: This example requires Chilkat v9.5.0.64 or later.

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loBinData = createobject("CkBinData")

// Append 10 bytes: 00, 01, 02, 03, 04, 05, 06, 07, 08, 09
loBinData.AppendEncoded("00010203040506070809","hex")

// Show that binData contains 10 bytes.
? "num bytes = " + str(loBinData.NumBytes)

// Get as base64
? "base64: " + loBinData.GetEncoded("base64")

// Get a chunk of the binary data.
// The 1st byte is at index 0.
// The output should be "02030405"
lnOffset = 2
lnNumBytes = 4
? "chunk: " + loBinData.GetEncodedChunk(lnOffset,lnNumBytes,"hex")

// Copy the bytes to a StringBuilder using the base64url encoding
loSb = createobject("CkStringBuilder")
loBinData.GetEncodedSb("base64url",loSb)
? "base64url: " + loSb.GetAsString()

// Remove a chunk from the binary data
lnOffset = 2
lnNumBytes = 4
loBinData.RemoveChunk(lnOffset,lnNumBytes)
// The bytes remaining are 00,01,06,07,08,and 09
? "after removing chunk: " + loBinData.GetEncoded("hex")


release loBinData
release loSb