Re: Unicode escapes and String literals?

From:
David Lamb <dalamb@cs.queensu.ca>
Newsgroups:
comp.lang.java.programmer
Date:
Thu, 13 Dec 2012 16:21:47 -0500
Message-ID:
<kadgt6$862$1@dont-email.me>
On 13/12/2012 3:58 PM, markspace wrote:

On 12/13/2012 10:47 AM, Knute Johnson wrote:

I want to be able to do it to a String not to a string literal.


Daniel showed one way to interpret your request. Here's another. Pay
special attention to the bits out side the quotes. This program prints
"fed".

public class EscapeTest {
    public static void main(String[] args) {
       String \u0066\u0065\u0064 = "\u0066\u0065\u0064";
       System.out.println( fed );
    }
}


Cute. But presupposing that the OP isn't the idiot some people seem to
have assumed, I suspect he meant something more like

   String line = someBufferedFile.readline();
   ... change all \u escapes into unicode in "line" ... [1]

where by "\u escapes" he mean the 6-character substrings one usually
types in string literals. The OP needs to look into "code points" and
the corresponding codepoint to Character conversions at
http://docs.oracle.com/javase/7/docs/api/java/lang/Character.html

[1] which, for the pedantic, really means "create a new string(buffer)
from line"

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