Property 'filter' does not exist on type 'Observable<Event>'.

来源：3-9 改造股票管理应用

iqianbaidu

2018-10-06

/usr/local/bin/node /usr/local/lib/node_modules/npm/bin/npm-cli.js run start --scripts-prepend-node-path=auto

auction@0.0.0 start /Users/amos/Documents/ngdemo/auction
ng serve

** Angular Live Development Server is listening on localhost:4200, open your browser on http://localhost:4200/ **

Date: 2018-10-06T07:51:46.492Z
Hash: c42bd69991c9b52c54eb
Time: 6399ms
ERROR in src/app/content/content.component.ts(18,8): error TS2339: Property ‘filter’ does not exist on type ‘Observable’.

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1回答

JoJo

2018-10-09

content.component.ts的18行写的有问题，代码贴一下看看

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