T - The data type for the insert
operation.
The Delta
type can be one of three distinct shapes:
Insert Operation:
insert
: The item to be inserted, of type T.attributes
: (Optional) A dictionary of attributes, describing styles in richtextDelete Operation:
delete
: The number of elements to delete.Retain Operation:
retain
: The number of elements to retain.attributes
: (Optional) A dictionary of attributes, describing styles in richtext
Represents a
Delta
type which is a union of different operations that can be performed.