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docs: replace unused variable by _ (#26768)

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replace unused variable by _  to keep the code consistent between examples

PR Close #26768
This commit is contained in:
Alexander Teplyashin 2018-10-25 15:48:31 -07:00 committed by Matias Niemelä
parent 8a4ec8e565
commit b95089db20
1 changed files with 1 additions and 1 deletions
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aio/content/examples/toh-pt6/src/app/hero.service.ts
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@ -40,7 +40,7 @@ export class HeroService {
// #enddocregion getHeroes-1 // #enddocregion getHeroes-1
.pipe( .pipe(
// #enddocregion getHeroes-2 // #enddocregion getHeroes-2
tap(heroes => this.log('fetched heroes')), tap(_ => this.log('fetched heroes')),
// #docregion getHeroes-2 // #docregion getHeroes-2
catchError(this.handleError('getHeroes', [])) catchError(this.handleError('getHeroes', []))
); );