val/cook.html at main · Valreb001/val · GitHub

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<!doctype html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <script>
      function var1() {
        firstvar = 1;

        var output = "";

        /* output = "firstvar is " + firstvar + "\n";
        console.log(output);*/

        if (typeof firstvar === "undefined") {
          output = "firstvar is undefined\n";
        } else {
          output = "firstvar is defined\n";
        }

        if (typeof secondvar === "undefined") {
          output += "secondvar is undefined\n";
        } else {
          output += "secondvar is defined\n";
        }
        console.log(output);
      }
      var1();
      console.log(firstvar);
      //NEW
      var outerWear = "Sweater";

      function ourFit() {
        var outerWear = "Gown";
        console.log("This is what we are wearing: " + outerWear);
        return outerWear;
      }

      console.log(ourFit());
      console.log(outerWear);
      ourFit();
    </script>
    <script>
      function newe(arr, item) {
        arr.push(item);
        return arr.shift();
      }
      testArray = [1, 2, 3, 4, 5, 6];
      console.log("Before:" + JSON.stringify(testArray));
      console.log(newe(testArray, 7));
      console.log("After:" + JSON.stringify(testArray));
      //NEW
      function boolcheck(val) {
        if (val === "14") {
          return "Equal";
        }
        return "Not Equal";
      }

      console.log(boolcheck(14));
    </script>

    <script>
      var names = [
        "Hole-in-one!",
        "Eagle",
        "Birdie",
        "Par",
        "Bogey",
        "Double Bogey",
        "Go home",
      ];
      function golf(par, strokes) {
        if (par == strokes) {
          return names[3];
        } else if (par - 1 == strokes) {
          return names[2];
        } else if (strokes <= par - 2) {
          return names[1];
        } else if (strokes == 1) {
          return names[0];
        } else if (strokes == par + 1) {
          return names[4];
        } else if (strokes == par + 2) {
          return names[5];
        } else if (strokes >= par + 3) {
          return names[6];
        }
      }
      console.log(golf(11, 9));

      //NEW
      function abtest(a, b) {
        if (a < 0 || b < 0) {
          return undefined;
        }
        return Math.round(Math.pow(Math.sqrt(a) + Math.sqrt(b), 2));
      }
      console.log(abtest(62, 2));
      //NEW
      function phoneticLookUp(val) {
        var result = "";

        var lookup = {
          alpha: "Adams",
          bravo: "Boston",
          charlie: "Chicago",
          delta: "Denver",
          echo: "Easy",
          foxtrot: "Frank",
        };

        result = lookup[val];
        return result;
      }
      console.log(phoneticLookUp("charlie"));
      //NEW
      var myObj = {
        gift: "Pony",
        pet: "kitten",
        bed: "sleigh",
      };

      function checkObj(checkProp) {
        if (myObj.hasOwnProperty(checkProp)) {
          return myObj[checkProp];
        } else {
          return "Not found";
        }
      }
      console.log(checkObj("gift"));
      //NEW
      var myPlants = [
        {
          tree: "fig",
          list: ["Trunk", "Leaf", "Stem"],
        },

        {
          tree: "Mango",
          list: ["Stem", "Fruit", "Branch"],
        },
      ];

      console.log(myPlants[0].tree);
      console.log(myPlants[1].list[2]);
      console.log(myPlants[0]["tree"]);
    </script>
    <script>
      var collection = {
        2548: {
          album: "Slippery When Wet",
          artist: "Bon Jovi",
          tracks: [
            "Let It Rock",
            "You Give Love a Bad Name",
            "Livin' on a Prayer",
            "Wanted Dead or Alive",
          ],
        },
        2468: {
          album: "1999",
          artist: "Prince",
          tracks: ["1999", "Little Red Corvette"],
        },
        1245: {
          artist: "Robert Palmer",
          tracks: [],
        },
        5439: {
          album: "ABBA Gold",
        },
      };

      var collectionCopy = JSON.parse(JSON.stringify(collection));
      //collectionCopy is for the purposed of testing the function updateRecords
      function updateRecords(id, prop, value) {
        if (value === "") //deletes the property if value is empty string
        {
          delete collection[id][prop];
        } else if (
          /* else if (id === "") //deletes the property if value is empty string
        {
          JSON.stringify(id);
          delete collection[prop][value];
        } */
          prop === "tracks"
        ) //if prop is tracks but value isn't empty string, push the value to the end of the tracks array
        {
          collection[id][prop] = collection[id][prop] || [];
          collection[id][prop].push(value);
        } else //for all other cases, update or set the value for the property
        {
          collection[id][prop] = value;
        }
        return collection;
      }

      updateRecords(1245, "artist", "Marlette");
      console.log(updateRecords(5439, "artist", "Roxette"));
      // console.log(updateRecords(5439, "tracks", "Take a Chance on Me"));
      // console.log(updateRecords(2548, "artist", ""));
      /*console.log(updateRecords("", "artist", "Prince"));*/

      //NEW
      var myArray = [];
      for (var i = 1; i > -66; i--) {
        myArray.push(i);
      }
      console.log(myArray);

      //NEW
      var ourArray = [2, 7.6, 4, 2];
      var total = 0;
      for (i = 0; i < ourArray.length; i++) {
        total += ourArray[i];
      }
      console.log(total);

      //NEW
      function multiplyAll(arr) {
        var product = 1;
        for (var i = 0; i < arr.length; i++) {
          for (var j = 0; j < arr[i].length; j++) {
            product *= arr[i][j];
          }
        }
        return product;
      }
      var product = multiplyAll([
        [1, 2],
        [3, 4],
        [5, 6, 7],
      ]);
      console.log(product);
      //NEW
      var contacts = [
        {
          firstname: "Akira",
          lastname: "Laine",
          number: "0543236543",
          likes: ["Pizza", "Coding", "Brownie Points"],
        },
        {
          firstname: "Harry",
          lastname: "Potter",
          number: "0994372684",
          likes: ["Hogwarts", "Magic", "Hagrid"],
        },
        {
          firstname: "Sherlock",
          lastname: "Holmes",
          number: "0487345643",
          likes: ["Intriguing Cases", "Violin"],
        },
        {
          firstname: "Kristian",
          lastname: "Whitney",
          number: "0123456789",
          likes: ["JavaScript", "Gaming", "Go"],
        },
      ];

      function property(name, prop) {
        for (var i = 0; i < contacts.length; i++) {
          if (contacts[i].firstname == name) {
            return contacts[i][prop] || "No such property";
          }
        }
        return "No such contact";
      }

      // console.log(property("Kristian", "number")); OR
      var data = property("Sherlock", "firstname");
      console.log(data);

      var data = property("Sherlock", "lastname");

      console.log(data);

      //Alternatively
      /*function property(name, prop) {
  const contact = contacts.find(c => c.firstname === name);
  return contact?.[prop] ?? (contact ? "No such property" : "No such contact");
}*/ // nullish coalescing operator and optional chaining operator can be used to simplify the function.
    </script>
  </body>
</html>
// hello