/Javascript/React/React array if id is present do not add element

React array if id is present do not add element

  addPerson = (person) => {
    let filteredPerson = this.state.likes.filter(like => like.name !== person.name);
    this.setState({
      likes: [...filteredPerson, person]
    })        
  }

Source: stackoverflow.com

Similar codes

0 vote234 views2 answers
React composition
Javascript React
0 vote245 views1 answer
React Native Expo Scrollview Scroll to bottom
Javascript React
0 vote270 views1 answer
How to get parent's ref react
Javascript React
0 vote203 views1 answer
React developer cvs
Javascript React
0 vote224 views1 answer
Casl react redux
Javascript React
-1 vote146 views1 answer
React index.js BrowserRouter
Javascript React
4 votes215 views2 answers
Linking in react native
Javascript React
0 vote199 views1 answer
Random word react npm package
Javascript React
0 vote211 views1 answer
Copy paste menu react native textinput disable
Javascript React
0 vote190 views1 answer
React cam filters
Javascript React