Class LABKEY.Query.Filter.Missing
Extends
LABKEY.Query.Filter.
LABKEY.Query.Filter.Missing subclass of LABKEY.Query.Filter.
Finds rows where the column value is missing (null). Note that no filter value is required with this operator.
Defined in: Query.js.
Constructor Attributes | Constructor Name and Description |
---|---|
LABKEY.Query.Filter.Missing(columnName)
|
- Methods borrowed from class LABKEY.Query.Filter:
- getColumnName, getFilterType, getURLParameterName, getURLParameterValue, getValue
Class Detail
LABKEY.Query.Filter.Missing(columnName)
- Parameters:
- columnName
- Required. The name of the column the filter will be applied to. Can be a string, array of strings, or a LABKEY.FieldKey