firestore_helpers
firestore_helpers
QueryConstraint
isNull property
isNull
QueryConstraint class
Constructors
QueryConstraint
Properties
arrayContains
field
isEqualTo
isGreaterThan
isGreaterThanOrEqualTo
isLessThan
isLessThanOrEqualTo
isNull
hashCode
runtimeType
Methods
noSuchMethod
toString
Operators
operator ==
isNull property
bool
isNull
final
Implementation
final bool isNull