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@angular/core

KeyValueChanges

interface
stable

An object describing the changes in the Map or {[k:string]: string} since last time KeyValueDiffer#diff() was invoked.

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      interface KeyValueChanges<K, V> {  forEachItem(fn: (r: KeyValueChangeRecord<K, V>) => void): void;  forEachPreviousItem(fn: (r: KeyValueChangeRecord<K, V>) => void): void;  forEachChangedItem(fn: (r: KeyValueChangeRecord<K, V>) => void): void;  forEachAddedItem(fn: (r: KeyValueChangeRecord<K, V>) => void): void;  forEachRemovedItem(fn: (r: KeyValueChangeRecord<K, V>) => void): void;}

    forEachItem

    void

    Iterate over all changes. KeyValueChangeRecord will contain information about changes to each item.

    @paramfn(r: KeyValueChangeRecord<K, V>) => void
    @returnsvoid

    forEachPreviousItem

    void

    Iterate over changes in the order of original Map showing where the original items have moved.

    @paramfn(r: KeyValueChangeRecord<K, V>) => void
    @returnsvoid

    forEachChangedItem

    void

    Iterate over all keys for which values have changed.

    @paramfn(r: KeyValueChangeRecord<K, V>) => void
    @returnsvoid

    forEachAddedItem

    void

    Iterate over all added items.

    @paramfn(r: KeyValueChangeRecord<K, V>) => void
    @returnsvoid

    forEachRemovedItem

    void

    Iterate over all removed items.

    @paramfn(r: KeyValueChangeRecord<K, V>) => void
    @returnsvoid
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