ID of this operation.
and "arr" object ID where to update an element.
ID of the element to update.
ID of the new value to set.
ReadonlyidID of this operation.
Readonlyobjand "arr" object ID where to update an element.
ReadonlyrefID of the element to update.
ReadonlyvalID of the new value to set.
User friendly name of the operation.
Some operations, such as array and string insert/delete operations are compound a single operation instance effectively represents multiple operations (one per character or array element).
This method returns the effective number of operations.
Operation which updates an existing element in an array.