FilterDescriptor

A basic filter expression. Usually is a part of CompositeFilterDescriptor.

For more information on filtering the provided data array, refer to the filterBy method. For examples on using the documentation on filtering the Grid.

field? string | Function

The data item field to which the filter operator is applied.

ignoreCase? boolean

Determines if the string comparison is case-insensitive.

operator FilterOperator | string | Function

The filter operator (comparison).

The supported operators are:

• "eq" (equal to)
• "neq" (not equal to)
• "isnull" (is equal to null)
• "isnotnull" (is not equal to null)
• "lt" (less than)
• "lte" (less than or equal to)
• "gt" (greater than)
• "gte" (greater than or equal to)

The following operators are supported for string fields only:

• "startswith"
• "endswith"
• "contains"
• "doesnotcontain"
• "isempty"
• "isnotempty"

value? any

The value to which the field is compared. Has to be of the same type as the field.