[R] Convert ASCII string to Decimal in R (vice versa) was: Hex

Gundala Viswanath gundalav at gmail.com
Mon Dec 22 10:22:12 CET 2008


Hi Dieter,

Sorry my mistake. I wanted to convert them
into Decimal (not Hexadecimal).

Given this string, the desired answer follows:

> ascii_str  <- "ORQ>IK"
79 82 81 62 73 75

> ascii_str2 <- "FDC"
70 68 67

- Gundala Viswanath
Jakarta - Indonesia



On Mon, Dec 22, 2008 at 5:49 PM, Dieter Menne
<dieter.menne at menne-biomed.de> wrote:
> Gundala Viswanath <gundalav <at> gmail.com> writes:
>
>> For example I have the following ASCII strings:
>>
>> > ascii_str  <- "ORRRIROOQRQQOLORRRRRRQRROKK>IKFAA"
>> > ascii_str2 <- "FFFFFFFFFFDDDDDDDDDDCCCCC>>>>>>>>>"
>>
>> Each character in the above string represent a hexadecimal value.
>> I want to translate those string into an array (of size == string length)
>> which contain hexadecimal conversion.
>>
>> as.hexmode doesn't seem to do the job.
>
> Trying again, simplified
>
> ascii_str  <- "ORQ>IK"
> ascii_str2 <- "FDC"
>
> What do you want as output in both cases? I can partially understand the second
> case, but not the first.
>
> Dieter
>
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