button().index()

Since: Buttons 2.1.0

Get the index of a node.
Please note - this property requires the Buttons extension for DataTables.

Description

This method can be used to determine the index of a button, which can be useful when inserting new buttons into a list, particularly for a plug-in where you can't hardcode indexes.

Type

`button().index()`

Gets the index of a button in a Buttons instance.

Returns:

string A Buttons index that can be used with button() or button().add() to determine the index of a given button node. Returns null if not matched.