variant does not contain an object 变量不包含对象
does not contain an entry for each non-default variant, naming may not behave properly. Variants that have the same differences from the default will be saved as separate variant objects (i.e. more than once under different names). Also, note that a streams with bars of differing lengths ...
When handling the sql_variant data type, SQL Server supports implicit conversions of objects with other data types to the sql_variant type. However, SQL Server does not support implicit conversions from sql_variant data to an object with another data type....
the base data type of the source column but does not inherit the IDENTITY property. It is an error to assign a text, ntext, or image value to a sql_variant instance. Implicit conversions are supported when assigning values from objects that have other data types to a sql_variant object. ...
If you are frustrated that print_r($obj) (where $obj is something returned from a call to a function on a COM object) does not return anything helpful, and that variant_get_type($obj) just returns a number, the function you are actually after is: com_print_typeinfo($obj);It lists...
a光打雷不下雨 The light thunders does not rain [translate] aThe TMP006 is the first in a series of temperature sensors that measure the temperature of an object without the need to make contact with the object. This sensor uses a thermopile to absorb the infrared energy emitted from the ...
'GoTo <labelname>' is not valid because '<labelname>' is inside a 'For' or 'For Each' statement that does not contain this statement 'GoTo <labelname>' is not valid because '<labelname>' is inside a 'SyncLock' statement that does not contain this statement 'GoTo <labelname>'...
After assigning the generation variant to a released report template that does not contain any symbols from the report application specification master, the report is treated as a released report and is therefore available for report shipping in the report information system. The report does not ...
If the model does not have any predefined named configurations, Variant Reducer uses this mode by default. You can create multiple variable groups that correspond to different variant configurations to be retained in the reduced model. In each variable group, you must specify the variant control ...
This enum type defines the types of variable that aQVariantcan contain. Member Function Documentation QVariant::QVariant () Constructs an invalid variant. QVariant::QVariant (Typetype) Constructs a null variant of typetype. QVariant::QVariant ( inttypeOrUserType, const void *copy) ...