check_column
check_column ( $table_name, $col_name, $col_type, $is_null = null, $key = null, $default_value = null, $extra = null )
Parameters:- (string) table_name Database table name.
- (string) col_name Table column name.
- (string) col_type Table column type.
- (bool) is_null Optional. Check is null.
- (mixed) key Optional. Key info.
- (mixed) default_value Optional. Default value.
- (mixed) extra Optional. Extra value.
Returns:- (bool) True, if matches. False, if not matching.
Defined at: - Introduced in WordPress: 1.0.0
- Deprecated in WordPress: —
Description
Checks that database table column matches the criteria.Uses the SQL DESC for retrieving the table info for the column. It will help
understand the parameters, if you do more research on what column information
is returned by the SQL statement. Pass in null to skip checking that criteria.
Column names returned from DESC table are case sensitive and are as listed:
- Field
- Type
- Null
- Key
- Default
- Extra