modifySubItems

Changes the subItems collection of each data item which matches the passed condition.

Parameters

data

any

The data tree.

subItemsField

any

The field which points to the subitems collection of each data item.

condition

any

A function that will be executed for each data item and will return `true` for items that have to change the subitems collection.

change

any

A function which has as a parameter the subitems collection of the matched items and which will return the new subitems collection.

Returns

any[]

- The new data tree.