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Contents
import { Observable } from '../Observable';
import { every as higherOrder } from '../operators/every';
/**
* Returns an Observable that emits whether or not every item of the source satisfies the condition specified.
*
* @example <caption>A simple example emitting true if all elements are less than 5, false otherwise</caption>
* Observable.of(1, 2, 3, 4, 5, 6)
* .every(x => x < 5)
* .subscribe(x => console.log(x)); // -> false
*
* @param {function} predicate A function for determining if an item meets a specified condition.
* @param {any} [thisArg] Optional object to use for `this` in the callback.
* @return {Observable} An Observable of booleans that determines if all items of the source Observable meet the condition specified.
* @method every
* @owner Observable
*/
export function every<T>(this: Observable<T>, predicate: (value: T, index: number, source: Observable<T>) => boolean,
thisArg?: any): Observable<boolean> {
return higherOrder(predicate, thisArg)(this);
}
Version data entries
49 entries across 49 versions & 4 rubygems