IReadOnlyObservableCollection.filter - Andrei15193/react-model-view-viewmodel GitHub Wiki

This method has multiple overloads.

Creates a new JavaScript Array containing only the items the satisfy the given collection.

filter<TContext>(
  predicate: (this: TContext, item: TItem, index: number, collection: this) => boolean,
  thisArg?: TContext
): TItem[]

Source reference: src/collections/observableCollections/IReadOnlyObservableCollection.ts:194.

• TContext - The context type in which the callback is executed.

• predicate: (this:TContext, item:TItem, index:number, collection:this) => boolean
  The callback indicating which items to add in the result Array.

• thisArg: TContext
  A value to use as context when evaluating items.

A new Array containing the items for which the provided predicate evaluated to true.

• Array.filter

Creates a new JavaScript Array containing only the items the satisfy the given collection.

filter<TResult, TContext>(
  predicate: (this: TContext, item: TItem, index: number, collection: this) => item is TResult,
  thisArg?: TContext
): TResult[]

Source reference: src/collections/observableCollections/IReadOnlyObservableCollection.ts:204.

• TResult - The type to convert each item to.

• TContext - The context type in which the callback is executed.

• predicate: (this:TContext, item:TItem, index:number, collection:this) => item is TResult
  The callback indicating which items to add in the result Array.

• thisArg: TContext
  A value to use as context when evaluating items.

A new Array containing the items for which the provided predicate evaluated to true.

• Array.filter