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Start your free trialEduardo Osorio
Full Stack JavaScript Techdegree Graduate 20,847 PointsI think this would be a less verbose alternative, that doesn't mutate the previous state directly.
handleScoreChange = (index, delta) => {
this.setState((prevState) => {
// New 'players' array – a copy of the previous `players` state
const players = [...prevState.players];
players[index].score += delta;
return {
players,
};
});
};