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Components / Dropdowns / API / FilterDescriptor / 
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FilterDescriptor

A basic filter expression. Usually a part of CompositeFilterDescriptor.

For more information, refer to the filterBy method.

NameTypeDefaultDescription

field?

string | Function

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

ignoreCase?

boolean

Determines if the string comparison is case-insensitive.

operator

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.

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