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JavaScript React Basics (2018) Understanding State Remove Items From State

Getting an error "props.removePlayer isn't a function"

const Header = (props) => {
    return (
        <header>
            <h1>{ props.title }</h1>
            <span className="stats">Players: { props.totalPlayers }</span>
        </header>
    );
}

const Player = (props) => {
    return (
    <div className="player">
     <span className="player-name">
        <button className="remove-player" 
            onClick={ () => props.removePlayer(props.id) }
            >✖</button>
         { props.name }
     </span>
     <Counter/>
    </div>
    );
}

class Counter extends React.Component {

    state = {
        score: 0
    };

    incrementScore = () => {
        this.setState( 
            prevState => ({
                score: prevState.score + 1
        }));
    }

    decrementScore = () => {
        this.setState( 
            prevState => {
                return {
                    score: prevState.score - 1
                };
        });
    }
    render (){
        return (
            <div className="counter">
                <button className="counter-action decrement" onClick={this.decrementScore}>-</button>
                <span className="counter-score">{ this.state.score }</span>
                <button className="counter-action decrement" onClick={this.incrementScore}>+</button>
            </div>
            );
    }
}

class App extends React.Component {

    state = {
        players: [
            {
                name: "Sonya",
                id: 1
              },
              {
                name: "Treasure",
                id: 2
              },
              {
                name: "Ashley",
                id: 3
              },
              {
                name: "James",
                id: 4
              }
        ]
    };

    handleRemovePlayer = (id) => {
        this.setState( 
            prevState => {
                return {
                    players: this.state.players.filter(p => p.id !== id)
                };
            });
    }

    render () {
        return (
            <div className="scoreboard">
                <Header 
                    title="Scoreboard" 
                    totalPlayers={this.state.players.length} 
                />

                {/* Player list*/}
                {this.state.players.map(
                    player => 
                    <Player 
                        name={player.name} 
                        id={player.id}
                        key={player.id.toString()}
                        removePlayer={this.hangleRemovePlayer}
                        />
                )}
            </div>
        );
    }
}

ReactDOM.render (
    <App/>,
    document.getElementById('root')
);

1 Answer

removePlayer={this.hangleRemovePlayer}

should be

removePlayer={this.handleRemovePlayer}

Thank you Kris :)