en:dbnull
Table of Contents
DBNull (Function)
Format
dbnull ( numeric_expression )
dbnull ( database_number , numeric_expression )
dbnull ( database_number , database_recordset_number , numeric_expression )
dbnull ( string_expression )
dbnull ( database_number , string_expression )
dbnull ( database_number , database_recordset_number , string_expression )
returns boolean_expression
Description
Return a true if the specified column number or name of the current row of the open recordset is a NULL vale. If the field contains a value a false will be returned.
Example
See example of usage on DBOpen page.
See Also
External Links
More information about databases in general and SQLite specifically can be found at SQLite Home Page and SQL at Wikipedia.
History
| 0.9.9.23 | New to Version |
en/dbnull.txt · Last modified: 2020/02/28 10:46 (external edit)
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