polymer
polymer
MapChangeRecord
MapChangeRecord
constructor
MapChangeRecord
MapChangeRecord
(
K
key
,
V
oldValue
,
V
newValue
)
Source
MapChangeRecord
(
this
.
key
,
this
.
oldValue
,
this
.
newValue
)
:
isInsert
=
false
,
isRemove
=
false
;