How does the to number function in plsql work?

The Oracle/PLSQL TO_NUMBER function converts a string to a number. The string that will be converted to a number. Optional. This is the format that will be used to convert string1 to a number. Optional. This is the nls language used to convert string1 to a number.
Also Know, how to write to number function in PLSQL?
The syntax for the TO_NUMBER function in Oracle/PLSQL is: TO_NUMBER (string1 format_mask] [, nls_language])
Indeed, what happens when you call the PL / SQL function? If any exception occurs, the function returns NULL in the exception section, otherwise, it returns a number. Calling PL/SQL Function. The PL/SQL function returns a value so you can use it on the right-hand side of an assignment or in a SELECT statement. Let’s create an anonymous block to use the try_parse() function.
One may also ask, when do you use a numeric function in SQL?
Numeric Functions are used to perform operations on numbers and return numbers. ABS (): It returns the absolute value of a number. ACOS (): It returns the cosine of a number. ASIN (): It returns the arc sine of a number.
Additionally, how does the to _ number function in Oracle work?
The TO_NUMBER returns a value in the NUMBER data type. Also, the number will be rounded to the specified number of digits, which may cause undesired effects.

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