Function Reference


StringToBinary

Converts a string into binary data.

StringToBinary ( expression [, flag = 1] )

Parameters

expression An expression to convert into binary data.
flag [optional] Changes how the string is stored as binary:
$SB_ANSI (1) = string data is ANSI (default)
$SB_UTF16LE (2) = string data is UTF16 Little Endian
$SB_UTF16BE (3) = string data is UTF16 Big Endian
$SB_UTF8 (4) = string data is UTF8

Constants are defined in StringConstants.au3.

Return Value

Returns a binary variant.

Remarks

See "Unicode Support" for a detailed description.

Related

Binary, BinaryToString, IsBinary, String

Example

#include <MsgBoxConstants.au3>
#include <StringConstants.au3>
Example()
Func  Example()
; Define the string that will be converted later.
; NOTE: This string may show up as ?? in the help file and even in some editors.
; This example is saved as UTF-8 with BOM. It should display correctly in editors
; which support changing code pages based on BOMs.
Local Const $sString= "Hello - 你好"
; Temporary variables used to store conversion results. $dBinary will hold
; the original string in binary form and $sConverted will hold the result
; afte it's been transformed back to the original format.
Local $dBinary= Binary (""),$sConverted= ""
; Convert the original UTF-8 string to an ANSI compatible binary string.
$dBinary= StringToBinary ($sString)
; Convert the ANSI compatible binary string back into a string.
$sConverted= BinaryToString ($dBinary)
; Display the resulsts. Note that the last two characters will appear
; as ?? since they cannot be represented in ANSI.
  DisplayResults($sString,$dBinary,$sConverted,"ANSI")
; Convert the original UTF-8 string to an UTF16-LE binary string.
$dBinary= StringToBinary ($sString,$SB_UTF16LE)
; Convert the UTF16-LE binary string back into a string.
$sConverted= BinaryToString ($dBinary,$SB_UTF16LE)
; Display the resulsts.
  DisplayResults($sString,$dBinary,$sConverted,"UTF16-LE")
; Convert the original UTF-8 string to an UTF16-BE binary string.
$dBinary= StringToBinary ($sString,$SB_UTF16BE)
; Convert the UTF16-BE binary string back into a string.
$sConverted= BinaryToString ($dBinary,$SB_UTF16BE)
; Display the resulsts.
  DisplayResults($sString,$dBinary,$sConverted,"UTF16-BE")
; Convert the original UTF-8 string to an UTF-8 binary string.
$dBinary= StringToBinary ($sString,$SB_UTF8)
; Convert the UTF8 binary string back into a string.
$sConverted= BinaryToString ($dBinary,$SB_UTF8)
; Display the resulsts.
  DisplayResults($sString,$dBinary,$sConverted,"UTF8")
EndFunc ;==>Example
; Helper function which formats the message for display. It takes the following parameters:
; $sOriginal - The original string before conversions.
; $dBinary - The original string after it has been converted to binary.
; $sConverted- The string after it has been converted to binary and then back to a string.
; $sConversionType - A human friendly name for the encoding type used for the conversion.
Func  DisplayResults($sOriginal,$dBinary,$sConverted,$sConversionType)
MsgBox ($MB_SYSTEMMODAL,"","Original:"&@CRLF &$sOriginal&@CRLF &@CRLF &"Binary:"&@CRLF &$dBinary&@CRLF &@CRLF &$sConversionType&":"&@CRLF &$sConverted)
EndFunc ;==>DisplayResults

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