This module implements .
The following modules are developed:
Use for testing, for example:
<nowiki>{{val/sandbox|1234.5678|(23)|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|4.56|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|e=3|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|(23)|e=3|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|e=3|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|4.56|e=3|u=cm}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|4.56|e=3|u=cm|end=$|+errend=U$|-errend=L$}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|(23)|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|4.56|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|e=3|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|(23)|e=3|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|e=3|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|4.56|e=3|u=deg}}</nowiki> →<nowiki>{{val/sandbox|1234.5678|1.23|4.56|e=3|u=deg|end=$|+errend=U$|-errend=L$}}</nowiki> →