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1 | import { OperatorFunction } from '../types';
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2 | /**
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3 | * Ignores all items emitted by the source Observable and only passes calls of `complete` or `error`.
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4 | *
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5 | * ![](ignoreElements.png)
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6 | *
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7 | * ## Examples
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8 | * ### Ignores emitted values, reacts to observable's completion.
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9 | * ```ts
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10 | * import { of } from 'rxjs';
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11 | * import { ignoreElements } from 'rxjs/operators';
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12 | *
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13 | * of('you', 'talking', 'to', 'me').pipe(
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14 | * ignoreElements(),
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15 | * )
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16 | * .subscribe(
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17 | * word => console.log(word),
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18 | * err => console.log('error:', err),
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19 | * () => console.log('the end'),
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20 | * );
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21 | * // result:
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22 | * // 'the end'
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23 | * ```
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24 | * @return {Observable} An empty Observable that only calls `complete`
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25 | * or `error`, based on which one is called by the source Observable.
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26 | * @method ignoreElements
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27 | * @owner Observable
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28 | */
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29 | export declare function ignoreElements(): OperatorFunction<any, never>;
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