to_number('123') : TO_NUMBER « Conversion Functions « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » Conversion Functions » TO_NUMBER

15. 8. 4. to_number('123')


SQL>

SQL>

SQL> select 123

  2  ,      to_char(123)

  3  ,      to_char(123,'$09999.99')

  4  ,      to_number('123')

  5  from   dual;



       123 TO_ TO_CHAR(12 TO_NUMBER('123')

---------- --- ---------- ----------------

       123 123  $00123.00              123



SQL>

15. 8. TO_NUMBER
	15. 8. 1.	TO_NUMBER(x [, format]) converts x to a number.
	15. 8. 2.	Convert the string 97.13 to a number using TO_NUMBER() and then adds 25.5 to that number
	15. 8. 3.	Converts the string -$12,345.67 to a number, passing the format string $99,999.99 to TO_NUMBER()
	15. 8. 4.	to_number('123')

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