- CFML Reference User Guide
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- Functions-t-z
- Tan
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- ToBase64
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- ToString
- Trace
- Transactionandconcurrency
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- Trim
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- Val
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- VerifyClient
- Week
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- WSPublish
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- XmlChildPos
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- XmlTransform
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- Year
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- ColdFusion Tags
- ColdFusion tag summary
- ColdFusion tags by category
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- Debugging tags
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- Tags a-b
- Tags c
- Tags f
- cffeed
- cffile
- cffile action = "append"
- cffile action = "copy"
- cffile action = "delete"
- cffile action = "move"
- cffile action = "read"
- cffile action = "readBinary"
- cffile action = "rename"
- cffile action = "upload"
- cffile action = "uploadAll"
- cffile action = "write"
- cffileupload
- cffinally
- cfflush
- cfform
- cfformgroup
- cfformitem
- cfftp
- cfftp: Connection: file and directory operations
- cfftp: Opening and closing FTP server connections
- cfftp : Opening and closing secure FTP server connections
- cfftp action = "listDir"
- cffunction
- Tags g-h
- Tags i
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- cfjava
- cflayout
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- cflocation
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- cfloop
- cfloop : conditional loop
- cfloop : index loop
- cfloop : looping over a COM collection or structure
- cfloop : looping over a date or time range
- cfloop : looping over a list, a file, or an array
- cfloop : looping over a query
- Tags m-o
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- CFML Reference
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- Ajax JavaScript functions
- Ajax JavaScript functions
- Function summary Ajax
- ColdFusion.Ajax.submitForm
- ColdFusion.Autosuggest.getAutosuggestObject
- ColdFusion.Layout.enableSourceBind
- ColdFusion.MessageBox.getMessageBoxObject
- ColdFusion.ProgressBar.getProgressBarObject
- ColdFusion.MessageBox.isMessageBoxDefined
- JavaScriptFunctionsinColdFusion9Update1
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- Styles valid for all controls
- Styles for cfform
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Description
Converts binary data to a string.
Returns
An encoded string representing the binary data.
Category
Conversion functions, String functions
Function syntax
BinaryEncode(binarydata, encoding) |
See also
BinaryDecode, CharsetEncode, CharsetDecode
History
ColdFusion (2021 release): Introduced encoding base64Url
ColdFusion MX 7: Added this function.
Parameters
Parameter |
Description |
---|---|
binarydata |
A variable containing the binary data to encode. |
encoding |
A string that specifies the encoding method to use to represent the data; one of the following:
|
Usage
Binary objects and, in some cases, 8-bit characters, cannot be transported over many Internet protocols, such as HTTP and SMTP, and might not be supported by some database systems. By Binary encoding the data, you convert the data into a format that you can transfer over any Internet protocol or store in a database as character data. To convert the data back to a binary format, use the BinaryDecode function. Adobe recommends that you use the BinaryEncode function, and not the ToBase64(binarydata) function, to convert binary data to Base64 data in all new applications.This function provides a superset of the functionality of the ToBase64(binarydata) function.See the following pages for additional information on handling binary data:
- cffile for loading and reading binary data
- cfwddx for serializing and deserializing binary data
- IsBinary for checking variables for binary format
- Len for determining the length of a binary object
Example
<cfscript> function base64ToHex( String base64Value ){ var binaryValue = binaryDecode( base64Value, "base64" ); var hexValue = binaryEncode( binaryValue, "hex" ); return( lcase( hexValue ) ); } function base64ToString( String base64Value ){ var binaryValue = binaryDecode( base64Value, "base64" ); var stringValue = toString( binaryValue ); return( stringValue ); } function hexToBase64( String hexValue ){ var binaryValue = binaryDecode( hexValue, "hex" ); var base64Value = binaryEncode( binaryValue, "base64" ); return( base64Value ); } function hexToString( String hexValue ){ var binaryValue = binaryDecode( hexValue, "hex" ); var stringValue = toString( binaryValue ); return( stringValue ); } function stringToBase64( String stringValue ){ var binaryValue = stringToBinary( stringValue ); var base64Value = binaryEncode( binaryValue, "base64" ); return( base64Value ); } function stringToBinary( String stringValue ){ var base64Value = toBase64( stringValue ); var binaryValue = toBinary( base64Value ); return( binaryValue ); } function stringToHex( String stringValue ){ var binaryValue = stringToBinary( stringValue ); var hexValue = binaryEncode( binaryValue, "hex" ); return( lcase( hexValue ) ); } // ------------------------------------------------------ // // ------------------------------------------------------ // // ------------------------------------------------------ // // ------------------------------------------------------ // // Let's create a string value to test with. message = "GoodMorning! What's Up?"; writeOutput( "Original :: " & message ); writeOutput( "<br />" ); // Now, let's check to the String-to-XXX conversions. writeOutput( "<br />" ); messageAsHex = stringToHex( message ); writeOutput( "Hex :: " & messageAsHex ); writeOutput( "<br />" ); messageAsBase64 = stringToBase64( message ); writeOutput( "Base64 :: " & messageAsBase64 ); writeOutput( "<br />" ); messageAsBinary = stringToBinary( message ); writeOutput( "Binary :: B" & arrayLen( messageAsBinary ) ); writeOutput( "<br />" ); </cfscript>
Output
Original :: GoodMorning! What's Up?
Hex :: 476f6f644d6f726e696e6721205768617427732055703f
Base64 :: R29vZE1vcm5pbmchIFdoYXQncyBVcD8=
Binary :: B23
Example 2
<cfscript> longString = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890`~!@##$%^&*()_+=-{}[]|\:;""'<>?,./"; binaryString = toBinary(toBase64(longString)); //encode binary data encodedBinaryData = binaryEncode(binaryString, "Base64Url"); writedump(encodedBinaryData); //decode the encoded binary data decodedBinaryData = binaryDecode(encodedBinaryData, "Base64Url"); //verify if the decoded binary data is the same as the source binary data writeOutput("<br/>") if(toString(binaryString) eq toString(decodedBinaryData)) { writeoutput("binaryEncode/binaryDecode of a long string is OK"); } else { writeoutput("binaryEncode/binaryDecode of a long string is NOT OK"); } </cfscript>
Output
YWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXpBQkNERUZHSElKS0xNTk9QUVJTVFVWV1hZWjEyMzQ1Njc4OTBgfiFAIyQlXiYqKClfKz0te31bXXxcOjsiJzw-PywuLw
binaryEncode/binaryDecode of a long string is OK