Oracle Plsql Lengthc Function
Oracle / PLSQL: LENGTHC Function
This Oracle tutorial explains how to use the Oracle/PLSQL LENGTHC function with syntax and examples.
Description
The Oracle/PLSQL LENGTHC function returns the length of the specified string, using Unicode complete characters.
Syntax
The syntax for the LENGTHC function in Oracle/PLSQL is:
LENGTHC( string1 )Parameters or Arguments
- string1
The string to return the length for. string1 can be CHAR, VARCHAR2, NCHAR, or NVARCHAR2. string1 can not be CLOB or NCLOB.
Returns
The LENGTHC function returns a numeric value. If string1 is NULL, then the LENGTHC function will return NULL.
Applies To
The LENGTHC function can be used in the following versions of Oracle/PLSQL:
- Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i, Oracle 8i
Example
Let's look at some Oracle LENGTHC function examples and explore how to use the LENGTHC function in Oracle/PLSQL.
For example:
LENGTHC(NULL)
Output: NULL
LENGTHC('')
Output: NULL
LENGTHC(' ')
Output: 1
LENGTHC('aodba.com')
Output: 16
LENGTHC('aodba.com ')
Output: 17