Reports whether a specified field in a record
set was flagged as NULL.
|
Function |
Group |
Execution |
Windows |
Embedded |
Thin Client |
| ODBCIsFieldNULL
|
ODBC |
Synchronous |
Supported |
Not
supported |
Executed on
Server |
Syntax
ODBCIsFieldNULL(numHandler,strColName)
- numHandler
- The handler returned by the
ODBCOpen function.
- strColName
- The column name.
Returned value
| 0 |
The
specified field is not flagged as Null. |
|
Non-Zero |
The
specified field is flagged as Null. |
Examples
|
Tag Name |
Expression |
|
Tag |
ODBCIsFieldNULL( 7, "CustomerName" )
|
|
Tag |
ODBCIsFieldNULL( 3, "CompanyName" )
|