on_before_append

on_before_append(item)

domain: client

language: javascript

class Item class

Description

Occurs before an application inserts or appends a record.

The item parameter is an item that triggered the event.

Write an on_before_append event handler to take specific action immediately before an application inserts or appends a record in an item. on_before_append is called by insert or append method.

See also

Modifying datasets