codeup-web-exercises/js-warm-ups.html at main · marcusmz/codeup-web-exercises · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Morning JS Warm Ups</title>
</head>
<body>

<h1>Morning JS Warm Ups</h1>

<script>

    "use strict";

    //---- Warm up 5.9 ----

    // Write a function that accepts an array of numbers and returns the average.
    //
    //  function average(array) {
    //      var total = 0;
    //      for (var i = 0; i < array.length; i++) {
    //          total += array[i];
    //      }
    //      return total / array.length;
    //  }
    //
    // console.log(average([3, 5, 7, 10, 0]));
    // // 5

    //---- Warm Up 5.10 ----
    // Write a function, calculateTotalStudents, that returns the total number of students recorded in the classes array.


    // let classes = [
    //     {class: "6th grade history", students: 18},
    //     {class: "7th grade history", students: 20},
    //     {class: "8th grade history", students: 22}
    // ];
    //
    // function calculateTotalStudents(arrayOfObjects){
    //     var totalStudents = 0;
    //     for (var i = 0; i < classes.length; i++ ){
    //         totalStudents += classes[i].students;
    //     }
    //     return totalStudents;
    // }

    // ---- WARM UP 5.11 ----

    // Write a function called convertToObject that takes in a string that is the name of a class, and a number that is the number of students, and returns an object with the properties `class` and `students`

    //convertToObject("Intro to Programming", 20) returns {class: "Intro to Programming", students: 20}

    function convertToObject(string, number){
        return {class: string, number: number};
    }


    var neighborhood1 ={
        neighborhood: "Lovely Estates",
        medianHomePrice: 280000,
        pool: true,
        tennis: false,
        crimeRate: "low",
        schools: [
            {name: "ES1", rating: 8},
            {name: "MS2", rating: 6},
            {name: "HS3", rating: 8}
        ]
    }

    var neighborhood2 ={
        neighborhood: "Luminous Estates",
        medianHomePrice: 270000,
        pool: true,
        tennis: false,
        crimeRate: "low",
        schools: [
            {name: "ES1", rating: 8},
            {name: "MS2", rating: 8},
            {name: "HS3", rating: 8}
        ]
    }

    var neighborhood3 ={
        neighborhood: "Ginormous Ego Estates",
        medianHomePrice: 350000,
        pool: true,
        tennis: true,
        crimeRate: "low",
        schools: [
            {name: "ES1", rating: 9},
            {name: "MS2", rating: 9},
            {name: "HS3", rating: 9}
        ]
    }

    // Write a function that takes a neighborhood object and determines if it is desirable. A neighborhood is desirable if the median home price is less than 300000, crime rates are low, and the total rating of schools is at least 24.

    function desirableNeighborhood(neighborhoodObject){
        var totalRating = 0;
        for (var i = 0; i < neighborhoodObject.schools.length; i++){
            totalRating += neighborhoodObject.schools[i].rating;
        }
        return neighborhoodObject.medianHomePrice < 300000 && neighborhoodObject.crimeRate === "low" && totalRating >= 24;
    }

</script>

</body>
</html>