exercises/07 - Array Cardio Day 2/index.html

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  <script>
    // ## Array Cardio Day 2

    const people = [
      { name: 'Wes', year: 1988 },
      { name: 'Kait', year: 1986 },
      { name: 'Irv', year: 1970 },
      { name: 'Lux', year: 2015 },
    ];

    const comments = [
      { text: 'Love this!', id: 523423 },
      { text: 'Super good', id: 823423 },
      { text: 'You are the best', id: 2039842 },
      { text: 'Ramen in my fav food ever', id: 123523 },
      { text: 'Nice Nice Nice!', id: 542328 }
    ];

    const yr = new Date().getFullYear();
    // Some and Every Checks
    // Array.prototype.some()
    // is at least one person 19?
    const isAdult = people.some(({year}) => yr - year >= 19);
    console.log({ isAdult });

    // Array.prototype.every() // is everyone 19?
    const allAdults = people.every(({year}) => yr - year >= 19);
    console.log({ allAdults });

    // Array.prototype.find()
    // Find is like filter, but instead returns just the one you are looking for
    // find the comment with the ID of 823423
    const comment = comments.find(({id}) => id === 823423);
    console.log(comment);

    // Array.prototype.findIndex()
    // Find the comment with this ID 823423 and delete it
    const index = comments.findIndex(({id}) => id === 823423);
    const newComments = [
      ...comments.slice(0, index),
      ...comments.slice(index + 1)
    ];
    console.table(newComments)

  </script>
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