Groups > comp.lang.java.programmer > #20299

Re: Unicode escapes and String literals?

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From	Daniel Pitts <newsgroup.nospam@virtualinfinity.net>
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Subject	Re: Unicode escapes and String literals?
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On 12/13/12 11:46 AM, Daniel Pitts wrote:
> On 12/13/12 9:31 AM, Knute Johnson wrote:
>> I just had a great revelation as I was putting together my SSCCE for the
>> question I was going to ask.  So it has changed my question.  How do I
>> do the conversion of unicode escape sequences to a String that are done
>> by string literals?
>>
>> String s = "\u0066\u0065\u0064";
>>
>> becomes "fed" but if you create a String with \u0066\u0065\u0064 in it
>> without using the literal it stays \u0066\u0065\u0064.  Is there a built
>> in mechanism in Java for doing that translation to a String?
>>
>
> Do you mean, you have a String, whose value is "\\u0066\\u0065\\u0064",
> you want to pass that String to a method which will return fed.
>
> meaning
>
> String foo = "\\u0066\\u0065\\u0064";
>
> System.out.println(foo); // prints \u0066\u0065\u0064
> System.out.println(magicFunction(foo)); // prints fed
>
> There might be such a function in Apache Commons library, but I don't
> think there is one in the standard API.  I could be wrong though.

Two minutes of googling and reading a stack-overflow post gave me this link:

<http://commons.apache.org/lang/api/org/apache/commons/lang3/StringEscapeUtils.html#unescapeJava%28java.lang.String%29>

Thread

Unicode escapes and String literals? Knute Johnson <nospam@knutejohnson.com> - 2012-12-13 09:31 -0800
  Re: Unicode escapes and String literals? Thomas Richter <thor@math.tu-berlin.de> - 2012-12-13 18:51 +0100
    Re: Unicode escapes and String literals? Knute Johnson <nospam@knutejohnson.com> - 2012-12-13 10:47 -0800
      Re: Unicode escapes and String literals? Lew <lewbloch@gmail.com> - 2012-12-13 11:41 -0800
        Re: Unicode escapes and String literals? rossum <rossum48@coldmail.com> - 2012-12-14 13:32 +0000
          Re: Unicode escapes and String literals? Lew <lewbloch@gmail.com> - 2012-12-14 15:16 -0800
      Re: Unicode escapes and String literals? markspace <-@.> - 2012-12-13 12:58 -0800
        Re: Unicode escapes and String literals? David Lamb <dalamb@cs.queensu.ca> - 2012-12-13 16:21 -0500
          Re: Unicode escapes and String literals? markspace <-@.> - 2012-12-13 14:00 -0800
            Re: Unicode escapes and String literals? David Lamb <dalamb@cs.queensu.ca> - 2012-12-13 17:17 -0500
            Re: Unicode escapes and String literals? David Lamb <dalamb@cs.queensu.ca> - 2012-12-13 17:19 -0500
            Re: Unicode escapes and String literals? Lew <lewbloch@gmail.com> - 2012-12-13 17:11 -0800
          Re: Unicode escapes and String literals? Arne Vajhøj <arne@vajhoej.dk> - 2012-12-13 19:38 -0500
  Re: Unicode escapes and String literals? Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-12-13 11:46 -0800
    Re: Unicode escapes and String literals? Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-12-13 11:49 -0800
    Re: Unicode escapes and String literals? Knute Johnson <nospam@knutejohnson.com> - 2012-12-13 14:55 -0800
      Re: Unicode escapes and String literals? markspace <-@.> - 2012-12-13 15:32 -0800
  Re: Unicode escapes and String literals? Arne Vajhøj <arne@vajhoej.dk> - 2012-12-13 18:09 -0500
    Re: Unicode escapes and String literals? Daniel Pitts <newsgroup.nospam@virtualinfinity.net> - 2012-12-13 15:52 -0800
      Re: Unicode escapes and String literals? Arne Vajhøj <arne@vajhoej.dk> - 2012-12-13 19:40 -0500
    Re: Unicode escapes and String literals? Knute Johnson <nospam@knutejohnson.com> - 2012-12-13 16:11 -0800
      Re: Unicode escapes and String literals? Arne Vajhøj <arne@vajhoej.dk> - 2012-12-13 19:43 -0500
        Re: Unicode escapes and String literals? Knute Johnson <nospam@knutejohnson.com> - 2012-12-13 17:08 -0800
  Re: Unicode escapes and String literals? Roedy Green <see_website@mindprod.com.invalid> - 2012-12-14 02:28 -0800
    Re: Unicode escapes and String literals? Arne Vajhøj <arne@vajhoej.dk> - 2012-12-14 21:05 -0500
  Re: Unicode escapes and String literals? Roedy Green <see_website@mindprod.com.invalid> - 2012-12-17 02:42 -0800

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