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JavaScript React Components (2018) Managing State and Data Flow Update State Based on a Player's Index

Is is possible to use a function that returns a function to make your code more concise?

Here is a snippet of code from my app.js file that shows what I mean

handleChangeScore = (index) => {
    return (change) => {

  render() {
    return (
      <div className="scoreboard">

        {/* Players list */}
        {this.state.players.map((player, index) =>

1 Answer

yes it's possible to use a function that returns another function that's call clouser . Treehouse have a content about clouser see in javaScript library and you can also google it (js clouser);