Visual FoxPro

MIME Header Q and B Encoding and Decoding

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Demonstrates how to Q and B encode/decode. Visual FoxPro

LOCAL lnSuccess
LOCAL loSb
LOCAL loSb2

lnSuccess = 0

loSb = CreateObject('Chilkat.StringBuilder')

loSb.Append("This is a test")

? loSb.GetEncoded("B","utf-8")
* output is:
* =?utf-8?B?VGhpcyBpcyBhIHRlc3Q=?=

? loSb.GetEncoded("Q","iso-8859-1")
* output is:
* =?utf-8?Q?This_is_a_test?=

loSb2 = CreateObject('Chilkat.StringBuilder')

loSb2.Append("=?utf-8?B?VGhpcyBpcyBhIHRlc3Q=?=")
loSb2.Decode("B","utf-8")
? loSb2.GetAsString()

* output is:
* This is a test

loSb2.Clear()
loSb2.Append("=?utf-8?Q?This_is_a_test?=")
loSb2.Decode("Q","utf-8")
? loSb2.GetAsString()

* output is:
* This is a test

* "B" or "Q" will decode both B and Q.
loSb2.Clear()
loSb2.Append("=?utf-8?Q?This_is_a_test?= 123 =?utf-8?B?VGhpcyBpcyBhIHRlc3Q=?=")
loSb2.Decode("Q","utf-8")
? loSb2.GetAsString()

* output is:
* This is a test 123 This is a test

RELEASE loSb
RELEASE loSb2