Read value from prompt and output with pl/sql
SQL> SET ECHO OFF
SQL> ACCEPT not_can CHAR PROMPT 'Enter a table reference >'
SQL> DECLARE
2 can VARCHAR2(60);
3 BEGIN
4 DBMS_UTILITY.CANONICALIZE('¬_can',can, 60);
5 DBMS_OUTPUT.PUT_LINE(can);
6 END;
7 /
SQL>
SQL>
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