Re: Unwrapping Java Character to char

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Java, auto-unboxes.  So, you can do the following:

Character co =3D 'A';
char c =3D co;

On Wed, Jan 3, 2024 at 3:51=E2=80=AFPM Blake McBride <[email protected]> w=
rote:

> Sorry for the confusing message, although it is correct.  When I said I
> spent a bunch of time on it with an incomplete solutions, I was talking
> about JavaScript.
>
> So, except for the paragraph that starts with "Also, ...", the rest is
> correct.
>
> --blake
>
>
> On Wed, Jan 3, 2024 at 3:46=E2=80=AFPM Blake McBride <[email protected]>=
 wrote:
>
>> Hey Robert,
>>
>> In Java, both Character and char are Unicode.  So, you can unbox
>> Character to char but you'll still have unicode.
>>
>> Also, although it intuitively seems like converting unicode to ascii
>> should be easy, I've spens a bunch of time with this and was never able =
to
>> do it completely.  Here is what I have been using:
>>
>> From chatGPT:
>>
>> import java.text.Normalizer;
>> import java.util.regex.Pattern;
>>
>> public class UnicodeToAsciiConverter {
>>
>>     public static String convertToAscii(String unicodeStr) {
>>         String normalized =3D Normalizer.normalize(unicodeStr,
>> Normalizer.Form.NFD);
>>         Pattern pattern =3D Pattern.compile("[^\\p{ASCII}]");
>>         return pattern.matcher(normalized).replaceAll("");
>>     }
>>
>>     public static void main(String[] args) {
>>         String unicodeString =3D "H=C3=A9llo, W=C3=B6rld! =F0=9F=91=8B";=
 // Example Unicode
>> string
>>         String asciiString =3D convertToAscii(unicodeString);
>>         System.out.println("Original Unicode String: " + unicodeString);
>>         System.out.println("Converted ASCII String: " + asciiString);
>>     }
>> }
>>
>> --blake
>>
>>
>> On Wed, Jan 3, 2024 at 2:27=E2=80=AFPM Robert Dodier <robert.dodier@gmai=
l.com>
>> wrote:
>>
>>> Hi, is there a way to unwrap a Java boxed value to get the Java
>>> primitive value inside it?
>>>
>>> In particular I am interested in obtaining the char inside a
>>> Character, in order to supply the char to a method which requires a
>>> char.
>>>
>>> Thanks for any info,
>>>
>>> Robert
>>>
>>

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<div dir=3D"ltr">Java, auto-unboxes.=C2=A0 So, you can do the following:<di=
v><br></div><div>Character co =3D &#39;A&#39;;</div><div>char c =3D co;</di=
v></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"gmail_attr=
">On Wed, Jan 3, 2024 at 3:51=E2=80=AFPM Blake McBride &lt;<a href=3D"mailt=
o:[email protected]">[email protected]</a>&gt; wrote:<br></div><blockquot=
e class=3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px s=
olid rgb(204,204,204);padding-left:1ex"><div dir=3D"ltr">Sorry for the conf=
using message, although it is correct.=C2=A0 When I said I spent a bunch of=
 time on it with an incomplete solutions, I was talking about JavaScript.<d=
iv><br></div><div>So, except for the paragraph that starts with &quot;Also,=
 ...&quot;, the rest is correct.</div><div><br></div><div>--blake</div><div=
><br></div></div><br><div class=3D"gmail_quote"><div dir=3D"ltr" class=3D"g=
mail_attr">On Wed, Jan 3, 2024 at 3:46=E2=80=AFPM Blake McBride &lt;<a href=
=3D"mailto:[email protected]" target=3D"_blank">[email protected]</a>&gt;=
 wrote:<br></div><blockquote class=3D"gmail_quote" style=3D"margin:0px 0px =
0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir=
=3D"ltr">Hey Robert,<div><br></div><div>In Java, both Character and char ar=
e Unicode.=C2=A0 So, you can unbox Character to char but you&#39;ll still h=
ave unicode.</div><div><br></div><div>Also, although it intuitively seems l=
ike converting unicode to ascii should be easy, I&#39;ve spens a bunch of t=
ime with this and was never able to do it completely.=C2=A0 Here is what I =
have been using:</div><div><br></div><div>From chatGPT:</div><div><br></div=
><div>import java.text.Normalizer;<br>import java.util.regex.Pattern;<br><b=
r>public class UnicodeToAsciiConverter {<br><br>=C2=A0 =C2=A0 public static=
 String convertToAscii(String unicodeStr) {<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =
String normalized =3D Normalizer.normalize(unicodeStr, Normalizer.Form.NFD)=
;<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 Pattern pattern =3D Pattern.compile(&quot;=
[^\\p{ASCII}]&quot;);<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 return pattern.matcher=
(normalized).replaceAll(&quot;&quot;);<br>=C2=A0 =C2=A0 }<br><br>=C2=A0 =C2=
=A0 public static void main(String[] args) {<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0=
 String unicodeString =3D &quot;H=C3=A9llo, W=C3=B6rld! =F0=9F=91=8B&quot;;=
 // Example Unicode string<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 String asciiStrin=
g =3D convertToAscii(unicodeString);<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 System.=
out.println(&quot;Original Unicode String: &quot; + unicodeString);<br>=C2=
=A0 =C2=A0 =C2=A0 =C2=A0 System.out.println(&quot;Converted ASCII String: &=
quot; + asciiString);<br>=C2=A0 =C2=A0 }<br>}<br></div><div><br></div><div>=
--blake</div><div><br></div></div><br><div class=3D"gmail_quote"><div dir=
=3D"ltr" class=3D"gmail_attr">On Wed, Jan 3, 2024 at 2:27=E2=80=AFPM Robert=
 Dodier &lt;<a href=3D"mailto:[email protected]" target=3D"_blank">ro=
[email protected]</a>&gt; wrote:<br></div><blockquote class=3D"gmail_qu=
ote" style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,20=
4);padding-left:1ex">Hi, is there a way to unwrap a Java boxed value to get=
 the Java<br>
primitive value inside it?<br>
<br>
In particular I am interested in obtaining the char inside a<br>
Character, in order to supply the char to a method which requires a<br>
char.<br>
<br>
Thanks for any info,<br>
<br>
Robert<br>
</blockquote></div>
</blockquote></div>
</blockquote></div>

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